Home / 844,479,423.82-1,165,381,586.36-468,135,057.93

Finding the Fourth Proportional to 844,479,423.82, 1,165,381,586.36 and 468,135,057.93

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Solution

The fourth proportional to 844,479,423.82, 1,165,381,586.36 and 468,135,057.93 is: 646,026,369.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,479,423.82 : 1,165,381,586.36 = 468,135,057.93 : x
  2. Step 2: Convert to fraction form
    844,479,423.82/1,165,381,586.36 = 468,135,057.93/x
  3. Step 3: Cross multiply
    844,479,423.82x = 1,165,381,586.36 × 468,135,057.93
  4. Step 4: Simplify right side
    844,479,423.82x = 545,555,976,441,193,856
  5. Step 5: Solve for x
    x = 545,555,976,441,193,856/844,479,423.82
  6. Step 6: Final answer
    x = 646,026,369.68

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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.