Home / 82,096,519,356.40-123,099,887,169.21-65,187,900,726.78

Finding the Fourth Proportional to 82,096,519,356.40, 123,099,887,169.21 and 65,187,900,726.78

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Solution

The fourth proportional to 82,096,519,356.40, 123,099,887,169.21 and 65,187,900,726.78 is: 97,746,205,164.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,096,519,356.40 : 123,099,887,169.21 = 65,187,900,726.78 : x
  2. Step 2: Convert to fraction form
    82,096,519,356.40/123,099,887,169.21 = 65,187,900,726.78/x
  3. Step 3: Cross multiply
    82,096,519,356.40x = 123,099,887,169.21 × 65,187,900,726.78
  4. Step 4: Simplify right side
    82,096,519,356.40x = 8,024,623,224,264,281,030,656
  5. Step 5: Solve for x
    x = 8,024,623,224,264,281,030,656/82,096,519,356.40
  6. Step 6: Final answer
    x = 97,746,205,164.04

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1.5x scale

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.