Home / 91,081,856.50-136,622,674.78-29,670,915.02

Finding the Fourth Proportional to 91,081,856.50, 136,622,674.78 and 29,670,915.02

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Solution

The fourth proportional to 91,081,856.50, 136,622,674.78 and 29,670,915.02 is: 44,506,336.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,081,856.50 : 136,622,674.78 = 29,670,915.02 : x
  2. Step 2: Convert to fraction form
    91,081,856.50/136,622,674.78 = 29,670,915.02/x
  3. Step 3: Cross multiply
    91,081,856.50x = 136,622,674.78 × 29,670,915.02
  4. Step 4: Simplify right side
    91,081,856.50x = 4,053,719,773,202,477
  5. Step 5: Solve for x
    x = 4,053,719,773,202,477/91,081,856.50
  6. Step 6: Final answer
    x = 44,506,336.71

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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.