Home / 403,382,028.60-605,073,042.90-293,692,606.20

Finding the Fourth Proportional to 403,382,028.60, 605,073,042.90 and 293,692,606.20

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Solution

The fourth proportional to 403,382,028.60, 605,073,042.90 and 293,692,606.20 is: 440,538,909.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,382,028.60 : 605,073,042.90 = 293,692,606.20 : x
  2. Step 2: Convert to fraction form
    403,382,028.60/605,073,042.90 = 293,692,606.20/x
  3. Step 3: Cross multiply
    403,382,028.60x = 605,073,042.90 × 293,692,606.20
  4. Step 4: Simplify right side
    403,382,028.60x = 177,705,478,910,665,376
  5. Step 5: Solve for x
    x = 177,705,478,910,665,376/403,382,028.60
  6. Step 6: Final answer
    x = 440,538,909.30

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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.