Home / 177,955,621.70-266,933,432.55-158,807,999.30

Finding the Fourth Proportional to 177,955,621.70, 266,933,432.55 and 158,807,999.30

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Solution

The fourth proportional to 177,955,621.70, 266,933,432.55 and 158,807,999.30 is: 238,211,998.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,955,621.70 : 266,933,432.55 = 158,807,999.30 : x
  2. Step 2: Convert to fraction form
    177,955,621.70/266,933,432.55 = 158,807,999.30/x
  3. Step 3: Cross multiply
    177,955,621.70x = 266,933,432.55 × 158,807,999.30
  4. Step 4: Simplify right side
    177,955,621.70x = 42,391,164,369,547,000
  5. Step 5: Solve for x
    x = 42,391,164,369,547,000/177,955,621.70
  6. Step 6: Final answer
    x = 238,211,998.95

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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.