Home / 82,464,049.20-123,696,073.80-75,283,690.80

Finding the Fourth Proportional to 82,464,049.20, 123,696,073.80 and 75,283,690.80

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Solution

The fourth proportional to 82,464,049.20, 123,696,073.80 and 75,283,690.80 is: 112,925,536.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,464,049.20 : 123,696,073.80 = 75,283,690.80 : x
  2. Step 2: Convert to fraction form
    82,464,049.20/123,696,073.80 = 75,283,690.80/x
  3. Step 3: Cross multiply
    82,464,049.20x = 123,696,073.80 × 75,283,690.80
  4. Step 4: Simplify right side
    82,464,049.20x = 9,312,296,973,133,180
  5. Step 5: Solve for x
    x = 9,312,296,973,133,180/82,464,049.20
  6. Step 6: Final answer
    x = 112,925,536.20

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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.