Home / 525,976,061.32-726,138,872.10-317,185,095.88

Finding the Fourth Proportional to 525,976,061.32, 726,138,872.10 and 317,185,095.88

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Solution

The fourth proportional to 525,976,061.32, 726,138,872.10 and 317,185,095.88 is: 437,891,464.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,976,061.32 : 726,138,872.10 = 317,185,095.88 : x
  2. Step 2: Convert to fraction form
    525,976,061.32/726,138,872.10 = 317,185,095.88/x
  3. Step 3: Cross multiply
    525,976,061.32x = 726,138,872.10 × 317,185,095.88
  4. Step 4: Simplify right side
    525,976,061.32x = 230,320,427,769,233,568
  5. Step 5: Solve for x
    x = 230,320,427,769,233,568/525,976,061.32
  6. Step 6: Final answer
    x = 437,891,464.47

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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.