Home / 318,253,150.80-476,423,132.40-188,794,123.20

Finding the Fourth Proportional to 318,253,150.80, 476,423,132.40 and 188,794,123.20

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Solution

The fourth proportional to 318,253,150.80, 476,423,132.40 and 188,794,123.20 is: 282,623,714.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,253,150.80 : 476,423,132.40 = 188,794,123.20 : x
  2. Step 2: Convert to fraction form
    318,253,150.80/476,423,132.40 = 188,794,123.20/x
  3. Step 3: Cross multiply
    318,253,150.80x = 476,423,132.40 × 188,794,123.20
  4. Step 4: Simplify right side
    318,253,150.80x = 89,945,887,553,655,504
  5. Step 5: Solve for x
    x = 89,945,887,553,655,504/318,253,150.80
  6. Step 6: Final answer
    x = 282,623,714.26

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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.