Home / 373,251,332.70-559,876,999.05-168,786,078.30

Finding the Fourth Proportional to 373,251,332.70, 559,876,999.05 and 168,786,078.30

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Solution

The fourth proportional to 373,251,332.70, 559,876,999.05 and 168,786,078.30 is: 253,179,117.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,251,332.70 : 559,876,999.05 = 168,786,078.30 : x
  2. Step 2: Convert to fraction form
    373,251,332.70/559,876,999.05 = 168,786,078.30/x
  3. Step 3: Cross multiply
    373,251,332.70x = 559,876,999.05 × 168,786,078.30
  4. Step 4: Simplify right side
    373,251,332.70x = 94,499,443,000,022,320
  5. Step 5: Solve for x
    x = 94,499,443,000,022,320/373,251,332.70
  6. Step 6: Final answer
    x = 253,179,117.45

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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.