Home / 125,208,136.27-172,786,591.56-69,452,979.45

Finding the Fourth Proportional to 125,208,136.27, 172,786,591.56 and 69,452,979.45

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Solution

The fourth proportional to 125,208,136.27, 172,786,591.56 and 69,452,979.45 is: 95,844,758.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,208,136.27 : 172,786,591.56 = 69,452,979.45 : x
  2. Step 2: Convert to fraction form
    125,208,136.27/172,786,591.56 = 69,452,979.45/x
  3. Step 3: Cross multiply
    125,208,136.27x = 172,786,591.56 × 69,452,979.45
  4. Step 4: Simplify right side
    125,208,136.27x = 12,000,543,592,852,224
  5. Step 5: Solve for x
    x = 12,000,543,592,852,224/125,208,136.27
  6. Step 6: Final answer
    x = 95,844,758.58

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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.