Home / 152,955,351.12-211,078,414.92-83,340,732.00

Finding the Fourth Proportional to 152,955,351.12, 211,078,414.92 and 83,340,732.00

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Solution

The fourth proportional to 152,955,351.12, 211,078,414.92 and 83,340,732.00 is: 115,010,226.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,955,351.12 : 211,078,414.92 = 83,340,732.00 : x
  2. Step 2: Convert to fraction form
    152,955,351.12/211,078,414.92 = 83,340,732.00/x
  3. Step 3: Cross multiply
    152,955,351.12x = 211,078,414.92 × 83,340,732.00
  4. Step 4: Simplify right side
    152,955,351.12x = 17,591,429,608,991,132
  5. Step 5: Solve for x
    x = 17,591,429,608,991,132/152,955,351.12
  6. Step 6: Final answer
    x = 115,010,226.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.