Home / 753,932,054.40-1,130,898,081.60-509,044,041.60

Finding the Fourth Proportional to 753,932,054.40, 1,130,898,081.60 and 509,044,041.60

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Solution

The fourth proportional to 753,932,054.40, 1,130,898,081.60 and 509,044,041.60 is: 763,566,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,932,054.40 : 1,130,898,081.60 = 509,044,041.60 : x
  2. Step 2: Convert to fraction form
    753,932,054.40/1,130,898,081.60 = 509,044,041.60/x
  3. Step 3: Cross multiply
    753,932,054.40x = 1,130,898,081.60 × 509,044,041.60
  4. Step 4: Simplify right side
    753,932,054.40x = 575,676,930,095,350,592
  5. Step 5: Solve for x
    x = 575,676,930,095,350,592/753,932,054.40
  6. Step 6: Final answer
    x = 763,566,062.40

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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.