Home / 94,787,147.70-142,180,721.55-66,065,714.10

Finding the Fourth Proportional to 94,787,147.70, 142,180,721.55 and 66,065,714.10

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Solution

The fourth proportional to 94,787,147.70, 142,180,721.55 and 66,065,714.10 is: 99,098,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,787,147.70 : 142,180,721.55 = 66,065,714.10 : x
  2. Step 2: Convert to fraction form
    94,787,147.70/142,180,721.55 = 66,065,714.10/x
  3. Step 3: Cross multiply
    94,787,147.70x = 142,180,721.55 × 66,065,714.10
  4. Step 4: Simplify right side
    94,787,147.70x = 9,393,270,900,454,010
  5. Step 5: Solve for x
    x = 9,393,270,900,454,010/94,787,147.70
  6. Step 6: Final answer
    x = 99,098,571.15

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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.