Home / 82,151,338.65-123,045,374.38-56,182,096.59

Finding the Fourth Proportional to 82,151,338.65, 123,045,374.38 and 56,182,096.59

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Solution

The fourth proportional to 82,151,338.65, 123,045,374.38 and 56,182,096.59 is: 84,148,928.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,151,338.65 : 123,045,374.38 = 56,182,096.59 : x
  2. Step 2: Convert to fraction form
    82,151,338.65/123,045,374.38 = 56,182,096.59/x
  3. Step 3: Cross multiply
    82,151,338.65x = 123,045,374.38 × 56,182,096.59
  4. Step 4: Simplify right side
    82,151,338.65x = 6,912,947,108,369,872
  5. Step 5: Solve for x
    x = 6,912,947,108,369,872/82,151,338.65
  6. Step 6: Final answer
    x = 84,148,928.33

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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.