Home / 167,154,902.72-230,672,562.02-92,815,098.56

Finding the Fourth Proportional to 167,154,902.72, 230,672,562.02 and 92,815,098.56

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Solution

The fourth proportional to 167,154,902.72, 230,672,562.02 and 92,815,098.56 is: 128,084,167.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,154,902.72 : 230,672,562.02 = 92,815,098.56 : x
  2. Step 2: Convert to fraction form
    167,154,902.72/230,672,562.02 = 92,815,098.56/x
  3. Step 3: Cross multiply
    167,154,902.72x = 230,672,562.02 × 92,815,098.56
  4. Step 4: Simplify right side
    167,154,902.72x = 21,409,896,578,974,016
  5. Step 5: Solve for x
    x = 21,409,896,578,974,016/167,154,902.72
  6. Step 6: Final answer
    x = 128,084,167.62

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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.