Home / 575,425,610.40-862,146,392.40-268,087,375.20

Finding the Fourth Proportional to 575,425,610.40, 862,146,392.40 and 268,087,375.20

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Solution

The fourth proportional to 575,425,610.40, 862,146,392.40 and 268,087,375.20 is: 401,668,885.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,425,610.40 : 862,146,392.40 = 268,087,375.20 : x
  2. Step 2: Convert to fraction form
    575,425,610.40/862,146,392.40 = 268,087,375.20/x
  3. Step 3: Cross multiply
    575,425,610.40x = 862,146,392.40 × 268,087,375.20
  4. Step 4: Simplify right side
    575,425,610.40x = 231,130,563,376,665,216
  5. Step 5: Solve for x
    x = 231,130,563,376,665,216/575,425,610.40
  6. Step 6: Final answer
    x = 401,668,885.08

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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.