Home / 82,490,930.40-123,736,395.60-44,227,178.40

Finding the Fourth Proportional to 82,490,930.40, 123,736,395.60 and 44,227,178.40

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Solution

The fourth proportional to 82,490,930.40, 123,736,395.60 and 44,227,178.40 is: 66,340,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,490,930.40 : 123,736,395.60 = 44,227,178.40 : x
  2. Step 2: Convert to fraction form
    82,490,930.40/123,736,395.60 = 44,227,178.40/x
  3. Step 3: Cross multiply
    82,490,930.40x = 123,736,395.60 × 44,227,178.40
  4. Step 4: Simplify right side
    82,490,930.40x = 5,472,511,642,774,175
  5. Step 5: Solve for x
    x = 5,472,511,642,774,175/82,490,930.40
  6. Step 6: Final answer
    x = 66,340,767.60

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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.