Home / 413,404,857.60-620,107,286.40-267,046,006.20

Finding the Fourth Proportional to 413,404,857.60, 620,107,286.40 and 267,046,006.20

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Solution

The fourth proportional to 413,404,857.60, 620,107,286.40 and 267,046,006.20 is: 400,569,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,404,857.60 : 620,107,286.40 = 267,046,006.20 : x
  2. Step 2: Convert to fraction form
    413,404,857.60/620,107,286.40 = 267,046,006.20/x
  3. Step 3: Cross multiply
    413,404,857.60x = 620,107,286.40 × 267,046,006.20
  4. Step 4: Simplify right side
    413,404,857.60x = 165,597,174,248,639,552
  5. Step 5: Solve for x
    x = 165,597,174,248,639,552/413,404,857.60
  6. Step 6: Final answer
    x = 400,569,009.30

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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.