Home / 1,200,927,932,611.40-1,657,312,910,850.50-706,566,998,111.40

Finding the Fourth Proportional to 1,200,927,932,611.40, 1,657,312,910,850.50 and 706,566,998,111.40

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Solution

The fourth proportional to 1,200,927,932,611.40, 1,657,312,910,850.50 and 706,566,998,111.40 is: 975,081,498,691.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,927,932,611.40 : 1,657,312,910,850.50 = 706,566,998,111.40 : x
  2. Step 2: Convert to fraction form
    1,200,927,932,611.40/1,657,312,910,850.50 = 706,566,998,111.40/x
  3. Step 3: Cross multiply
    1,200,927,932,611.40x = 1,657,312,910,850.50 × 706,566,998,111.40
  4. Step 4: Simplify right side
    1,200,927,932,611.40x = 1,171,002,608,350,904,128,110,592
  5. Step 5: Solve for x
    x = 1,171,002,608,350,904,128,110,592/1,200,927,932,611.40
  6. Step 6: Final answer
    x = 975,081,498,691.25

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Double scale
Find fourth proportional to 1,200,927,932,612.40, 1,657,312,910,851.88 and 706,566,998,112.40
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.