Home / 87,132,062.40-130,726,087.20-58,410,628.80

Finding the Fourth Proportional to 87,132,062.40, 130,726,087.20 and 58,410,628.80

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Solution

The fourth proportional to 87,132,062.40, 130,726,087.20 and 58,410,628.80 is: 87,634,709.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,132,062.40 : 130,726,087.20 = 58,410,628.80 : x
  2. Step 2: Convert to fraction form
    87,132,062.40/130,726,087.20 = 58,410,628.80/x
  3. Step 3: Cross multiply
    87,132,062.40x = 130,726,087.20 × 58,410,628.80
  4. Step 4: Simplify right side
    87,132,062.40x = 7,635,792,953,915,631
  5. Step 5: Solve for x
    x = 7,635,792,953,915,631/87,132,062.40
  6. Step 6: Final answer
    x = 87,634,709.24

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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.