Home / 104,022,685.98-156,056,390.71-30,247,747.85

Finding the Fourth Proportional to 104,022,685.98, 156,056,390.71 and 30,247,747.85

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Solution

The fourth proportional to 104,022,685.98, 156,056,390.71 and 30,247,747.85 is: 45,378,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,022,685.98 : 156,056,390.71 = 30,247,747.85 : x
  2. Step 2: Convert to fraction form
    104,022,685.98/156,056,390.71 = 30,247,747.85/x
  3. Step 3: Cross multiply
    104,022,685.98x = 156,056,390.71 × 30,247,747.85
  4. Step 4: Simplify right side
    104,022,685.98x = 4,720,354,356,891,684
  5. Step 5: Solve for x
    x = 4,720,354,356,891,684/104,022,685.98
  6. Step 6: Final answer
    x = 45,378,124.13

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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.