Home / 245,065,764.30-367,598,646.45-91,691,891.70

Finding the Fourth Proportional to 245,065,764.30, 367,598,646.45 and 91,691,891.70

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Solution

The fourth proportional to 245,065,764.30, 367,598,646.45 and 91,691,891.70 is: 137,537,837.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,065,764.30 : 367,598,646.45 = 91,691,891.70 : x
  2. Step 2: Convert to fraction form
    245,065,764.30/367,598,646.45 = 91,691,891.70/x
  3. Step 3: Cross multiply
    245,065,764.30x = 367,598,646.45 × 91,691,891.70
  4. Step 4: Simplify right side
    245,065,764.30x = 33,705,815,279,359,988
  5. Step 5: Solve for x
    x = 33,705,815,279,359,988/245,065,764.30
  6. Step 6: Final answer
    x = 137,537,837.55

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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.