Home / 161,813,760.56-223,363,715.10-106,062,773.76

Finding the Fourth Proportional to 161,813,760.56, 223,363,715.10 and 106,062,773.76

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Solution

The fourth proportional to 161,813,760.56, 223,363,715.10 and 106,062,773.76 is: 146,406,431.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,813,760.56 : 223,363,715.10 = 106,062,773.76 : x
  2. Step 2: Convert to fraction form
    161,813,760.56/223,363,715.10 = 106,062,773.76/x
  3. Step 3: Cross multiply
    161,813,760.56x = 223,363,715.10 × 106,062,773.76
  4. Step 4: Simplify right side
    161,813,760.56x = 23,690,575,180,844,396
  5. Step 5: Solve for x
    x = 23,690,575,180,844,396/161,813,760.56
  6. Step 6: Final answer
    x = 146,406,431.07

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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.