Home / 398,250,454.30-597,375,681.45-111,036,118.30

Finding the Fourth Proportional to 398,250,454.30, 597,375,681.45 and 111,036,118.30

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Solution

The fourth proportional to 398,250,454.30, 597,375,681.45 and 111,036,118.30 is: 166,554,177.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,250,454.30 : 597,375,681.45 = 111,036,118.30 : x
  2. Step 2: Convert to fraction form
    398,250,454.30/597,375,681.45 = 111,036,118.30/x
  3. Step 3: Cross multiply
    398,250,454.30x = 597,375,681.45 × 111,036,118.30
  4. Step 4: Simplify right side
    398,250,454.30x = 66,330,276,835,025,320
  5. Step 5: Solve for x
    x = 66,330,276,835,025,320/398,250,454.30
  6. Step 6: Final answer
    x = 166,554,177.45

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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.