Home / 104,553,142.80-156,829,714.20-53,418,166.80

Finding the Fourth Proportional to 104,553,142.80, 156,829,714.20 and 53,418,166.80

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Solution

The fourth proportional to 104,553,142.80, 156,829,714.20 and 53,418,166.80 is: 80,127,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,553,142.80 : 156,829,714.20 = 53,418,166.80 : x
  2. Step 2: Convert to fraction form
    104,553,142.80/156,829,714.20 = 53,418,166.80/x
  3. Step 3: Cross multiply
    104,553,142.80x = 156,829,714.20 × 53,418,166.80
  4. Step 4: Simplify right side
    104,553,142.80x = 8,377,555,832,331,927
  5. Step 5: Solve for x
    x = 8,377,555,832,331,927/104,553,142.80
  6. Step 6: Final answer
    x = 80,127,250.20

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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.