Home / 1,004,309,636.89-1,506,436,607.53-267,385,863.73

Finding the Fourth Proportional to 1,004,309,636.89, 1,506,436,607.53 and 267,385,863.73

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Solution

The fourth proportional to 1,004,309,636.89, 1,506,436,607.53 and 267,385,863.73 is: 401,071,381.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,309,636.89 : 1,506,436,607.53 = 267,385,863.73 : x
  2. Step 2: Convert to fraction form
    1,004,309,636.89/1,506,436,607.53 = 267,385,863.73/x
  3. Step 3: Cross multiply
    1,004,309,636.89x = 1,506,436,607.53 × 267,385,863.73
  4. Step 4: Simplify right side
    1,004,309,636.89x = 402,799,853,459,062,400
  5. Step 5: Solve for x
    x = 402,799,853,459,062,400/1,004,309,636.89
  6. Step 6: Final answer
    x = 401,071,381.44

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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.