Home / 238,244,572.39-328,785,493.38-132,402,447.98

Finding the Fourth Proportional to 238,244,572.39, 328,785,493.38 and 132,402,447.98

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Solution

The fourth proportional to 238,244,572.39, 328,785,493.38 and 132,402,447.98 is: 182,719,814.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,244,572.39 : 328,785,493.38 = 132,402,447.98 : x
  2. Step 2: Convert to fraction form
    238,244,572.39/328,785,493.38 = 132,402,447.98/x
  3. Step 3: Cross multiply
    238,244,572.39x = 328,785,493.38 × 132,402,447.98
  4. Step 4: Simplify right side
    238,244,572.39x = 43,532,004,184,149,544
  5. Step 5: Solve for x
    x = 43,532,004,184,149,544/238,244,572.39
  6. Step 6: Final answer
    x = 182,719,814.97

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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.