Home / 152,532,031.91-228,711,882.22-139,517,115.66

Finding the Fourth Proportional to 152,532,031.91, 228,711,882.22 and 139,517,115.66

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Solution

The fourth proportional to 152,532,031.91, 228,711,882.22 and 139,517,115.66 is: 209,196,860.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,532,031.91 : 228,711,882.22 = 139,517,115.66 : x
  2. Step 2: Convert to fraction form
    152,532,031.91/228,711,882.22 = 139,517,115.66/x
  3. Step 3: Cross multiply
    152,532,031.91x = 228,711,882.22 × 139,517,115.66
  4. Step 4: Simplify right side
    152,532,031.91x = 31,909,222,124,155,244
  5. Step 5: Solve for x
    x = 31,909,222,124,155,244/152,532,031.91
  6. Step 6: Final answer
    x = 209,196,860.00

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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.