Home / 111,132,443.56-153,362,772.12-62,239,871.56

Finding the Fourth Proportional to 111,132,443.56, 153,362,772.12 and 62,239,871.56

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Solution

The fourth proportional to 111,132,443.56, 153,362,772.12 and 62,239,871.56 is: 85,891,022.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,443.56 : 153,362,772.12 = 62,239,871.56 : x
  2. Step 2: Convert to fraction form
    111,132,443.56/153,362,772.12 = 62,239,871.56/x
  3. Step 3: Cross multiply
    111,132,443.56x = 153,362,772.12 × 62,239,871.56
  4. Step 4: Simplify right side
    111,132,443.56x = 9,545,279,238,834,350
  5. Step 5: Solve for x
    x = 9,545,279,238,834,350/111,132,443.56
  6. Step 6: Final answer
    x = 85,891,022.76

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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.