Home / 354,932,087.20-532,398,130.80-124,899,344.80

Finding the Fourth Proportional to 354,932,087.20, 532,398,130.80 and 124,899,344.80

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Solution

The fourth proportional to 354,932,087.20, 532,398,130.80 and 124,899,344.80 is: 187,349,017.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,932,087.20 : 532,398,130.80 = 124,899,344.80 : x
  2. Step 2: Convert to fraction form
    354,932,087.20/532,398,130.80 = 124,899,344.80/x
  3. Step 3: Cross multiply
    354,932,087.20x = 532,398,130.80 × 124,899,344.80
  4. Step 4: Simplify right side
    354,932,087.20x = 66,496,177,709,664,696
  5. Step 5: Solve for x
    x = 66,496,177,709,664,696/354,932,087.20
  6. Step 6: Final answer
    x = 187,349,017.20

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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.