Home / 82,151,339.65-123,045,375.88-56,182,097.59

Finding the Fourth Proportional to 82,151,339.65, 123,045,375.88 and 56,182,097.59

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Solution

The fourth proportional to 82,151,339.65, 123,045,375.88 and 56,182,097.59 is: 84,148,929.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,151,339.65 : 123,045,375.88 = 56,182,097.59 : x
  2. Step 2: Convert to fraction form
    82,151,339.65/123,045,375.88 = 56,182,097.59/x
  3. Step 3: Cross multiply
    82,151,339.65x = 123,045,375.88 × 56,182,097.59
  4. Step 4: Simplify right side
    82,151,339.65x = 6,912,947,315,688,392
  5. Step 5: Solve for x
    x = 6,912,947,315,688,392/82,151,339.65
  6. Step 6: Final answer
    x = 84,148,929.83

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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.