Home / 141,780,340.80-212,670,511.20-34,074,964.80

Finding the Fourth Proportional to 141,780,340.80, 212,670,511.20 and 34,074,964.80

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Solution

The fourth proportional to 141,780,340.80, 212,670,511.20 and 34,074,964.80 is: 51,112,447.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,780,340.80 : 212,670,511.20 = 34,074,964.80 : x
  2. Step 2: Convert to fraction form
    141,780,340.80/212,670,511.20 = 34,074,964.80/x
  3. Step 3: Cross multiply
    141,780,340.80x = 212,670,511.20 × 34,074,964.80
  4. Step 4: Simplify right side
    141,780,340.80x = 7,246,740,183,138,005
  5. Step 5: Solve for x
    x = 7,246,740,183,138,005/141,780,340.80
  6. Step 6: Final answer
    x = 51,112,447.20

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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.