Home / 1,227,061,632.04-1,693,386,837.30-725,700,193

Finding the Fourth Proportional to 1,227,061,632.04, 1,693,386,837.30 and 725,700,193

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Solution

The fourth proportional to 1,227,061,632.04, 1,693,386,837.30 and 725,700,193 is: 1,001,490,978.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,061,632.04 : 1,693,386,837.30 = 725,700,193 : x
  2. Step 2: Convert to fraction form
    1,227,061,632.04/1,693,386,837.30 = 725,700,193/x
  3. Step 3: Cross multiply
    1,227,061,632.04x = 1,693,386,837.30 × 725,700,193
  4. Step 4: Simplify right side
    1,227,061,632.04x = 1,228,891,154,652,269,568
  5. Step 5: Solve for x
    x = 1,228,891,154,652,269,568/1,227,061,632.04
  6. Step 6: Final answer
    x = 1,001,490,978.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.