Home / 147,347,840.08-220,561,959.84-108,530,123.11

Finding the Fourth Proportional to 147,347,840.08, 220,561,959.84 and 108,530,123.11

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Solution

The fourth proportional to 147,347,840.08, 220,561,959.84 and 108,530,123.11 is: 162,456,515.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,347,840.08 : 220,561,959.84 = 108,530,123.11 : x
  2. Step 2: Convert to fraction form
    147,347,840.08/220,561,959.84 = 108,530,123.11/x
  3. Step 3: Cross multiply
    147,347,840.08x = 220,561,959.84 × 108,530,123.11
  4. Step 4: Simplify right side
    147,347,840.08x = 23,937,616,654,818,076
  5. Step 5: Solve for x
    x = 23,937,616,654,818,076/147,347,840.08
  6. Step 6: Final answer
    x = 162,456,515.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.