Home / 377,957,695.40-566,936,543.10-313,387,613.90

Finding the Fourth Proportional to 377,957,695.40, 566,936,543.10 and 313,387,613.90

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Solution

The fourth proportional to 377,957,695.40, 566,936,543.10 and 313,387,613.90 is: 470,081,420.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,957,695.40 : 566,936,543.10 = 313,387,613.90 : x
  2. Step 2: Convert to fraction form
    377,957,695.40/566,936,543.10 = 313,387,613.90/x
  3. Step 3: Cross multiply
    377,957,695.40x = 566,936,543.10 × 313,387,613.90
  4. Step 4: Simplify right side
    377,957,695.40x = 177,670,890,474,823,488
  5. Step 5: Solve for x
    x = 177,670,890,474,823,488/377,957,695.40
  6. Step 6: Final answer
    x = 470,081,420.85

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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.