Home / 89,415,364.41-123,394,299.93-54,132,690.24

Finding the Fourth Proportional to 89,415,364.41, 123,394,299.93 and 54,132,690.24

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Solution

The fourth proportional to 89,415,364.41, 123,394,299.93 and 54,132,690.24 is: 74,703,776.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,415,364.41 : 123,394,299.93 = 54,132,690.24 : x
  2. Step 2: Convert to fraction form
    89,415,364.41/123,394,299.93 = 54,132,690.24/x
  3. Step 3: Cross multiply
    89,415,364.41x = 123,394,299.93 × 54,132,690.24
  4. Step 4: Simplify right side
    89,415,364.41x = 6,679,665,415,492,344
  5. Step 5: Solve for x
    x = 6,679,665,415,492,344/89,415,364.41
  6. Step 6: Final answer
    x = 74,703,776.69

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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.