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Finding the Fourth Proportional to 579,169,176.32, 798,503,270.46 and 375,121,500.32

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Solution

The fourth proportional to 579,169,176.32, 798,503,270.46 and 375,121,500.32 is: 517,181,778.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,169,176.32 : 798,503,270.46 = 375,121,500.32 : x
  2. Step 2: Convert to fraction form
    579,169,176.32/798,503,270.46 = 375,121,500.32/x
  3. Step 3: Cross multiply
    579,169,176.32x = 798,503,270.46 × 375,121,500.32
  4. Step 4: Simplify right side
    579,169,176.32x = 299,535,744,825,381,952
  5. Step 5: Solve for x
    x = 299,535,744,825,381,952/579,169,176.32
  6. Step 6: Final answer
    x = 517,181,778.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.