Home / 171,072,000.70-256,608,001.05-49,915,699.90

Finding the Fourth Proportional to 171,072,000.70, 256,608,001.05 and 49,915,699.90

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Solution

The fourth proportional to 171,072,000.70, 256,608,001.05 and 49,915,699.90 is: 74,873,549.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,000.70 : 256,608,001.05 = 49,915,699.90 : x
  2. Step 2: Convert to fraction form
    171,072,000.70/256,608,001.05 = 49,915,699.90/x
  3. Step 3: Cross multiply
    171,072,000.70x = 256,608,001.05 × 49,915,699.90
  4. Step 4: Simplify right side
    171,072,000.70x = 12,808,767,972,350,686
  5. Step 5: Solve for x
    x = 12,808,767,972,350,686/171,072,000.70
  6. Step 6: Final answer
    x = 74,873,549.85

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1.5x scale

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.