Home / 78,735,331.80-118,102,997.70-24,156,341.10

Finding the Fourth Proportional to 78,735,331.80, 118,102,997.70 and 24,156,341.10

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Solution

The fourth proportional to 78,735,331.80, 118,102,997.70 and 24,156,341.10 is: 36,234,511.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,735,331.80 : 118,102,997.70 = 24,156,341.10 : x
  2. Step 2: Convert to fraction form
    78,735,331.80/118,102,997.70 = 24,156,341.10/x
  3. Step 3: Cross multiply
    78,735,331.80x = 118,102,997.70 × 24,156,341.10
  4. Step 4: Simplify right side
    78,735,331.80x = 2,852,936,297,373,715.50
  5. Step 5: Solve for x
    x = 2,852,936,297,373,715.50/78,735,331.80
  6. Step 6: Final answer
    x = 36,234,511.65

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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.