Home / 253,661,155.92-350,054,186.76-137,767,651.92

Finding the Fourth Proportional to 253,661,155.92, 350,054,186.76 and 137,767,651.92

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Solution

The fourth proportional to 253,661,155.92, 350,054,186.76 and 137,767,651.92 is: 190,120,332.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,661,155.92 : 350,054,186.76 = 137,767,651.92 : x
  2. Step 2: Convert to fraction form
    253,661,155.92/350,054,186.76 = 137,767,651.92/x
  3. Step 3: Cross multiply
    253,661,155.92x = 350,054,186.76 × 137,767,651.92
  4. Step 4: Simplify right side
    253,661,155.92x = 48,226,143,354,690,344
  5. Step 5: Solve for x
    x = 48,226,143,354,690,344/253,661,155.92
  6. Step 6: Final answer
    x = 190,120,332.69

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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.