Home / 84,986,656.20-127,479,984.30-59,158,623.60

Finding the Fourth Proportional to 84,986,656.20, 127,479,984.30 and 59,158,623.60

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Solution

The fourth proportional to 84,986,656.20, 127,479,984.30 and 59,158,623.60 is: 88,737,935.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,986,656.20 : 127,479,984.30 = 59,158,623.60 : x
  2. Step 2: Convert to fraction form
    84,986,656.20/127,479,984.30 = 59,158,623.60/x
  3. Step 3: Cross multiply
    84,986,656.20x = 127,479,984.30 × 59,158,623.60
  4. Step 4: Simplify right side
    84,986,656.20x = 7,541,540,407,737,609
  5. Step 5: Solve for x
    x = 7,541,540,407,737,609/84,986,656.20
  6. Step 6: Final answer
    x = 88,737,935.40

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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.