Home / 82,047,491,029.08-123,113,309,011.52-39,588,598,496.90

Finding the Fourth Proportional to 82,047,491,029.08, 123,113,309,011.52 and 39,588,598,496.90

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Solution

The fourth proportional to 82,047,491,029.08, 123,113,309,011.52 and 39,588,598,496.90 is: 59,403,198,061.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,047,491,029.08 : 123,113,309,011.52 = 39,588,598,496.90 : x
  2. Step 2: Convert to fraction form
    82,047,491,029.08/123,113,309,011.52 = 39,588,598,496.90/x
  3. Step 3: Cross multiply
    82,047,491,029.08x = 123,113,309,011.52 × 39,588,598,496.90
  4. Step 4: Simplify right side
    82,047,491,029.08x = 4,873,883,360,081,846,730,752
  5. Step 5: Solve for x
    x = 4,873,883,360,081,846,730,752/82,047,491,029.08
  6. Step 6: Final answer
    x = 59,403,198,061.89

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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.