Home / 575,451,235.49-862,805,729.01-225,732,639.66

Finding the Fourth Proportional to 575,451,235.49, 862,805,729.01 and 225,732,639.66

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Solution

The fourth proportional to 575,451,235.49, 862,805,729.01 and 225,732,639.66 is: 338,453,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,451,235.49 : 862,805,729.01 = 225,732,639.66 : x
  2. Step 2: Convert to fraction form
    575,451,235.49/862,805,729.01 = 225,732,639.66/x
  3. Step 3: Cross multiply
    575,451,235.49x = 862,805,729.01 × 225,732,639.66
  4. Step 4: Simplify right side
    575,451,235.49x = 194,763,414,723,197,920
  5. Step 5: Solve for x
    x = 194,763,414,723,197,920/575,451,235.49
  6. Step 6: Final answer
    x = 338,453,378.34

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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.