Home / 161,472,102.32-223,122,982.74-114,981,643.64

Finding the Fourth Proportional to 161,472,102.32, 223,122,982.74 and 114,981,643.64

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Solution

The fourth proportional to 161,472,102.32, 223,122,982.74 and 114,981,643.64 is: 158,882,227.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,472,102.32 : 223,122,982.74 = 114,981,643.64 : x
  2. Step 2: Convert to fraction form
    161,472,102.32/223,122,982.74 = 114,981,643.64/x
  3. Step 3: Cross multiply
    161,472,102.32x = 223,122,982.74 × 114,981,643.64
  4. Step 4: Simplify right side
    161,472,102.32x = 25,655,047,289,304,552
  5. Step 5: Solve for x
    x = 25,655,047,289,304,552/161,472,102.32
  6. Step 6: Final answer
    x = 158,882,227.46

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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.