Home / 137,266,676.28-205,934,865.78-63,543,606.12

Finding the Fourth Proportional to 137,266,676.28, 205,934,865.78 and 63,543,606.12

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Solution

The fourth proportional to 137,266,676.28, 205,934,865.78 and 63,543,606.12 is: 95,331,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,266,676.28 : 205,934,865.78 = 63,543,606.12 : x
  2. Step 2: Convert to fraction form
    137,266,676.28/205,934,865.78 = 63,543,606.12/x
  3. Step 3: Cross multiply
    137,266,676.28x = 205,934,865.78 × 63,543,606.12
  4. Step 4: Simplify right side
    137,266,676.28x = 13,085,843,997,499,386
  5. Step 5: Solve for x
    x = 13,085,843,997,499,386/137,266,676.28
  6. Step 6: Final answer
    x = 95,331,542.60

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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.