Home / 150,423,958.71-207,508,665.38-98,243,538.39

Finding the Fourth Proportional to 150,423,958.71, 207,508,665.38 and 98,243,538.39

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Solution

The fourth proportional to 150,423,958.71, 207,508,665.38 and 98,243,538.39 is: 135,526,186.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,423,958.71 : 207,508,665.38 = 98,243,538.39 : x
  2. Step 2: Convert to fraction form
    150,423,958.71/207,508,665.38 = 98,243,538.39/x
  3. Step 3: Cross multiply
    150,423,958.71x = 207,508,665.38 × 98,243,538.39
  4. Step 4: Simplify right side
    150,423,958.71x = 20,386,385,533,026,476
  5. Step 5: Solve for x
    x = 20,386,385,533,026,476/150,423,958.71
  6. Step 6: Final answer
    x = 135,526,186.84

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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.