Home / 1,004,309,637.87-1,506,436,609-267,385,864.71

Finding the Fourth Proportional to 1,004,309,637.87, 1,506,436,609 and 267,385,864.71

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Solution

The fourth proportional to 1,004,309,637.87, 1,506,436,609 and 267,385,864.71 is: 401,071,382.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,309,637.87 : 1,506,436,609 = 267,385,864.71 : x
  2. Step 2: Convert to fraction form
    1,004,309,637.87/1,506,436,609 = 267,385,864.71/x
  3. Step 3: Cross multiply
    1,004,309,637.87x = 1,506,436,609 × 267,385,864.71
  4. Step 4: Simplify right side
    1,004,309,637.87x = 402,799,855,324,499,072
  5. Step 5: Solve for x
    x = 402,799,855,324,499,072/1,004,309,637.87
  6. Step 6: Final answer
    x = 401,071,382.91

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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.