Home / 142,435,160.56-213,648,755.02-45,396,691.17

Finding the Fourth Proportional to 142,435,160.56, 213,648,755.02 and 45,396,691.17

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Solution

The fourth proportional to 142,435,160.56, 213,648,755.02 and 45,396,691.17 is: 68,093,766.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,435,160.56 : 213,648,755.02 = 45,396,691.17 : x
  2. Step 2: Convert to fraction form
    142,435,160.56/213,648,755.02 = 45,396,691.17/x
  3. Step 3: Cross multiply
    142,435,160.56x = 213,648,755.02 × 45,396,691.17
  4. Step 4: Simplify right side
    142,435,160.56x = 9,698,946,549,583,252
  5. Step 5: Solve for x
    x = 9,698,946,549,583,252/142,435,160.56
  6. Step 6: Final answer
    x = 68,093,766.39

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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.