Home / 165,876,492.80-248,726,265.60-70,030,092.80

Finding the Fourth Proportional to 165,876,492.80, 248,726,265.60 and 70,030,092.80

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Solution

The fourth proportional to 165,876,492.80, 248,726,265.60 and 70,030,092.80 is: 105,007,787.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,876,492.80 : 248,726,265.60 = 70,030,092.80 : x
  2. Step 2: Convert to fraction form
    165,876,492.80/248,726,265.60 = 70,030,092.80/x
  3. Step 3: Cross multiply
    165,876,492.80x = 248,726,265.60 × 70,030,092.80
  4. Step 4: Simplify right side
    165,876,492.80x = 17,418,323,461,765,446
  5. Step 5: Solve for x
    x = 17,418,323,461,765,446/165,876,492.80
  6. Step 6: Final answer
    x = 105,007,787.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.