Home / 150,055,724.46-207,072,452.28-83,077,667.73

Finding the Fourth Proportional to 150,055,724.46, 207,072,452.28 and 83,077,667.73

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Solution

The fourth proportional to 150,055,724.46, 207,072,452.28 and 83,077,667.73 is: 114,644,719.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,055,724.46 : 207,072,452.28 = 83,077,667.73 : x
  2. Step 2: Convert to fraction form
    150,055,724.46/207,072,452.28 = 83,077,667.73/x
  3. Step 3: Cross multiply
    150,055,724.46x = 207,072,452.28 × 83,077,667.73
  4. Step 4: Simplify right side
    150,055,724.46x = 17,203,096,386,554,122
  5. Step 5: Solve for x
    x = 17,203,096,386,554,122/150,055,724.46
  6. Step 6: Final answer
    x = 114,644,719.14

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1.5x scale

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.