Home / 815,861,760.32-1,125,882,996-444,582,643.52

Finding the Fourth Proportional to 815,861,760.32, 1,125,882,996 and 444,582,643.52

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Solution

The fourth proportional to 815,861,760.32, 1,125,882,996 and 444,582,643.52 is: 613,520,651.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    815,861,760.32 : 1,125,882,996 = 444,582,643.52 : x
  2. Step 2: Convert to fraction form
    815,861,760.32/1,125,882,996 = 444,582,643.52/x
  3. Step 3: Cross multiply
    815,861,760.32x = 1,125,882,996 × 444,582,643.52
  4. Step 4: Simplify right side
    815,861,760.32x = 500,548,038,655,897,536
  5. Step 5: Solve for x
    x = 500,548,038,655,897,536/815,861,760.32
  6. Step 6: Final answer
    x = 613,520,651.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.