Home / 59,138,043.60-88,707,065.40-28,865,326.80

Finding the Fourth Proportional to 59,138,043.60, 88,707,065.40 and 28,865,326.80

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Solution

The fourth proportional to 59,138,043.60, 88,707,065.40 and 28,865,326.80 is: 43,297,990.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,138,043.60 : 88,707,065.40 = 28,865,326.80 : x
  2. Step 2: Convert to fraction form
    59,138,043.60/88,707,065.40 = 28,865,326.80/x
  3. Step 3: Cross multiply
    59,138,043.60x = 88,707,065.40 × 28,865,326.80
  4. Step 4: Simplify right side
    59,138,043.60x = 2,560,558,432,239,973
  5. Step 5: Solve for x
    x = 2,560,558,432,239,973/59,138,043.60
  6. Step 6: Final answer
    x = 43,297,990.20

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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.