Home / 80,903,136.24-121,441,063.92-34,867,724.16

Finding the Fourth Proportional to 80,903,136.24, 121,441,063.92 and 34,867,724.16

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Solution

The fourth proportional to 80,903,136.24, 121,441,063.92 and 34,867,724.16 is: 52,338,805.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,903,136.24 : 121,441,063.92 = 34,867,724.16 : x
  2. Step 2: Convert to fraction form
    80,903,136.24/121,441,063.92 = 34,867,724.16/x
  3. Step 3: Cross multiply
    80,903,136.24x = 121,441,063.92 × 34,867,724.16
  4. Step 4: Simplify right side
    80,903,136.24x = 4,234,373,518,459,488
  5. Step 5: Solve for x
    x = 4,234,373,518,459,488/80,903,136.24
  6. Step 6: Final answer
    x = 52,338,805.58

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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.