Home / 125,208,136.03-172,786,591.22-69,452,979.21

Finding the Fourth Proportional to 125,208,136.03, 172,786,591.22 and 69,452,979.21

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Solution

The fourth proportional to 125,208,136.03, 172,786,591.22 and 69,452,979.21 is: 95,844,758.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,208,136.03 : 172,786,591.22 = 69,452,979.21 : x
  2. Step 2: Convert to fraction form
    125,208,136.03/172,786,591.22 = 69,452,979.21/x
  3. Step 3: Cross multiply
    125,208,136.03x = 172,786,591.22 × 69,452,979.21
  4. Step 4: Simplify right side
    125,208,136.03x = 12,000,543,526,905,496
  5. Step 5: Solve for x
    x = 12,000,543,526,905,496/125,208,136.03
  6. Step 6: Final answer
    x = 95,844,758.24

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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.