Home / 82,715,087.60-124,077,297.18-25,209,234.80

Finding the Fourth Proportional to 82,715,087.60, 124,077,297.18 and 25,209,234.80

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Solution

The fourth proportional to 82,715,087.60, 124,077,297.18 and 25,209,234.80 is: 37,815,274.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,715,087.60 : 124,077,297.18 = 25,209,234.80 : x
  2. Step 2: Convert to fraction form
    82,715,087.60/124,077,297.18 = 25,209,234.80/x
  3. Step 3: Cross multiply
    82,715,087.60x = 124,077,297.18 × 25,209,234.80
  4. Step 4: Simplify right side
    82,715,087.60x = 3,127,893,717,959,998
  5. Step 5: Solve for x
    x = 3,127,893,717,959,998/82,715,087.60
  6. Step 6: Final answer
    x = 37,815,274.20

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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.