Home / 568,641,478.32-852,962,219.64-137,819,974.32

Finding the Fourth Proportional to 568,641,478.32, 852,962,219.64 and 137,819,974.32

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Solution

The fourth proportional to 568,641,478.32, 852,962,219.64 and 137,819,974.32 is: 206,729,962.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,641,478.32 : 852,962,219.64 = 137,819,974.32 : x
  2. Step 2: Convert to fraction form
    568,641,478.32/852,962,219.64 = 137,819,974.32/x
  3. Step 3: Cross multiply
    568,641,478.32x = 852,962,219.64 × 137,819,974.32
  4. Step 4: Simplify right side
    568,641,478.32x = 117,555,231,206,714,992
  5. Step 5: Solve for x
    x = 117,555,231,206,714,992/568,641,478.32
  6. Step 6: Final answer
    x = 206,729,962.00

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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.