Home / 538,332,690.60-807,499,035.90-293,444,677.80

Finding the Fourth Proportional to 538,332,690.60, 807,499,035.90 and 293,444,677.80

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Solution

The fourth proportional to 538,332,690.60, 807,499,035.90 and 293,444,677.80 is: 440,167,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,332,690.60 : 807,499,035.90 = 293,444,677.80 : x
  2. Step 2: Convert to fraction form
    538,332,690.60/807,499,035.90 = 293,444,677.80/x
  3. Step 3: Cross multiply
    538,332,690.60x = 807,499,035.90 × 293,444,677.80
  4. Step 4: Simplify right side
    538,332,690.60x = 236,956,294,413,486,144
  5. Step 5: Solve for x
    x = 236,956,294,413,486,144/538,332,690.60
  6. Step 6: Final answer
    x = 440,167,016.70

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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.