Home / 89,779,290.63-123,874,288.74-54,496,226.85

Finding the Fourth Proportional to 89,779,290.63, 123,874,288.74 and 54,496,226.85

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Solution

The fourth proportional to 89,779,290.63, 123,874,288.74 and 54,496,226.85 is: 75,191,965.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,779,290.63 : 123,874,288.74 = 54,496,226.85 : x
  2. Step 2: Convert to fraction form
    89,779,290.63/123,874,288.74 = 54,496,226.85/x
  3. Step 3: Cross multiply
    89,779,290.63x = 123,874,288.74 × 54,496,226.85
  4. Step 4: Simplify right side
    89,779,290.63x = 6,750,681,340,057,441
  5. Step 5: Solve for x
    x = 6,750,681,340,057,441/89,779,290.63
  6. Step 6: Final answer
    x = 75,191,965.68

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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.