Home / 79,863,695.35-119,829,742.13-25,280,724.31

Finding the Fourth Proportional to 79,863,695.35, 119,829,742.13 and 25,280,724.31

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Solution

The fourth proportional to 79,863,695.35, 119,829,742.13 and 25,280,724.31 is: 37,931,912.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,863,695.35 : 119,829,742.13 = 25,280,724.31 : x
  2. Step 2: Convert to fraction form
    79,863,695.35/119,829,742.13 = 25,280,724.31/x
  3. Step 3: Cross multiply
    79,863,695.35x = 119,829,742.13 × 25,280,724.31
  4. Step 4: Simplify right side
    79,863,695.35x = 3,029,382,674,690,549.50
  5. Step 5: Solve for x
    x = 3,029,382,674,690,549.50/79,863,695.35
  6. Step 6: Final answer
    x = 37,931,912.13

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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.