Home / 531,821,282,910.78-797,780,964,524.16-173,675,133,489.29

Finding the Fourth Proportional to 531,821,282,910.78, 797,780,964,524.16 and 173,675,133,489.29

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Solution

The fourth proportional to 531,821,282,910.78, 797,780,964,524.16 and 173,675,133,489.29 is: 260,528,715,117.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,821,282,910.78 : 797,780,964,524.16 = 173,675,133,489.29 : x
  2. Step 2: Convert to fraction form
    531,821,282,910.78/797,780,964,524.16 = 173,675,133,489.29/x
  3. Step 3: Cross multiply
    531,821,282,910.78x = 797,780,964,524.16 × 173,675,133,489.29
  4. Step 4: Simplify right side
    531,821,282,910.78x = 138,554,715,508,948,036,747,264
  5. Step 5: Solve for x
    x = 138,554,715,508,948,036,747,264/531,821,282,910.78
  6. Step 6: Final answer
    x = 260,528,715,117.62

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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.