Home / 252,864,544,902.36-379,319,116,732.08-71,348,969,421.56

Finding the Fourth Proportional to 252,864,544,902.36, 379,319,116,732.08 and 71,348,969,421.56

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Solution

The fourth proportional to 252,864,544,902.36, 379,319,116,732.08 and 71,348,969,421.56 is: 107,029,746,187.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,864,544,902.36 : 379,319,116,732.08 = 71,348,969,421.56 : x
  2. Step 2: Convert to fraction form
    252,864,544,902.36/379,319,116,732.08 = 71,348,969,421.56/x
  3. Step 3: Cross multiply
    252,864,544,902.36x = 379,319,116,732.08 × 71,348,969,421.56
  4. Step 4: Simplify right side
    252,864,544,902.36x = 27,064,028,060,730,324,418,560
  5. Step 5: Solve for x
    x = 27,064,028,060,730,324,418,560/252,864,544,902.36
  6. Step 6: Final answer
    x = 107,029,746,187.55

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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.