Home / 181,916,237.70-272,874,356.55-66,876,975.90

Finding the Fourth Proportional to 181,916,237.70, 272,874,356.55 and 66,876,975.90

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Solution

The fourth proportional to 181,916,237.70, 272,874,356.55 and 66,876,975.90 is: 100,315,463.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,916,237.70 : 272,874,356.55 = 66,876,975.90 : x
  2. Step 2: Convert to fraction form
    181,916,237.70/272,874,356.55 = 66,876,975.90/x
  3. Step 3: Cross multiply
    181,916,237.70x = 272,874,356.55 × 66,876,975.90
  4. Step 4: Simplify right side
    181,916,237.70x = 18,249,011,766,722,356
  5. Step 5: Solve for x
    x = 18,249,011,766,722,356/181,916,237.70
  6. Step 6: Final answer
    x = 100,315,463.85

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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.