Home / 253,661,154.92-350,054,185.38-137,767,650.92

Finding the Fourth Proportional to 253,661,154.92, 350,054,185.38 and 137,767,650.92

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Solution

The fourth proportional to 253,661,154.92, 350,054,185.38 and 137,767,650.92 is: 190,120,331.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,661,154.92 : 350,054,185.38 = 137,767,650.92 : x
  2. Step 2: Convert to fraction form
    253,661,154.92/350,054,185.38 = 137,767,650.92/x
  3. Step 3: Cross multiply
    253,661,154.92x = 350,054,185.38 × 137,767,650.92
  4. Step 4: Simplify right side
    253,661,154.92x = 48,226,142,814,516,800
  5. Step 5: Solve for x
    x = 48,226,142,814,516,800/253,661,154.92
  6. Step 6: Final answer
    x = 190,120,331.31

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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.