Home / 256,318,426.11-353,712,180.45-150,470,141.16

Finding the Fourth Proportional to 256,318,426.11, 353,712,180.45 and 150,470,141.16

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Solution

The fourth proportional to 256,318,426.11, 353,712,180.45 and 150,470,141.16 is: 207,644,540.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,318,426.11 : 353,712,180.45 = 150,470,141.16 : x
  2. Step 2: Convert to fraction form
    256,318,426.11/353,712,180.45 = 150,470,141.16/x
  3. Step 3: Cross multiply
    256,318,426.11x = 353,712,180.45 × 150,470,141.16
  4. Step 4: Simplify right side
    256,318,426.11x = 53,223,121,722,322,888
  5. Step 5: Solve for x
    x = 53,223,121,722,322,888/256,318,426.11
  6. Step 6: Final answer
    x = 207,644,540.15

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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.