Home / 104,555,007.90-156,832,511.85-99,852,083.10

Finding the Fourth Proportional to 104,555,007.90, 156,832,511.85 and 99,852,083.10

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Solution

The fourth proportional to 104,555,007.90, 156,832,511.85 and 99,852,083.10 is: 149,778,124.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,555,007.90 : 156,832,511.85 = 99,852,083.10 : x
  2. Step 2: Convert to fraction form
    104,555,007.90/156,832,511.85 = 99,852,083.10/x
  3. Step 3: Cross multiply
    104,555,007.90x = 156,832,511.85 × 99,852,083.10
  4. Step 4: Simplify right side
    104,555,007.90x = 15,660,053,006,027,934
  5. Step 5: Solve for x
    x = 15,660,053,006,027,934/104,555,007.90
  6. Step 6: Final answer
    x = 149,778,124.65

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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.