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Finding the Fourth Proportional to 238,746,600.69, 358,119,901.03 and 66,223,414.41

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Solution

The fourth proportional to 238,746,600.69, 358,119,901.03 and 66,223,414.41 is: 99,335,121.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,746,600.69 : 358,119,901.03 = 66,223,414.41 : x
  2. Step 2: Convert to fraction form
    238,746,600.69/358,119,901.03 = 66,223,414.41/x
  3. Step 3: Cross multiply
    238,746,600.69x = 358,119,901.03 × 66,223,414.41
  4. Step 4: Simplify right side
    238,746,600.69x = 23,715,922,612,587,276
  5. Step 5: Solve for x
    x = 23,715,922,612,587,276/238,746,600.69
  6. Step 6: Final answer
    x = 99,335,121.61

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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.