Home / 252,983,384,993.05-379,461,712,610.79-82,980,580,632.42

Finding the Fourth Proportional to 252,983,384,993.05, 379,461,712,610.79 and 82,980,580,632.42

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Solution

The fourth proportional to 252,983,384,993.05, 379,461,712,610.79 and 82,980,580,632.42 is: 124,466,487,161.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,983,384,993.05 : 379,461,712,610.79 = 82,980,580,632.42 : x
  2. Step 2: Convert to fraction form
    252,983,384,993.05/379,461,712,610.79 = 82,980,580,632.42/x
  3. Step 3: Cross multiply
    252,983,384,993.05x = 379,461,712,610.79 × 82,980,580,632.42
  4. Step 4: Simplify right side
    252,983,384,993.05x = 31,487,953,240,215,842,193,408
  5. Step 5: Solve for x
    x = 31,487,953,240,215,842,193,408/252,983,384,993.05
  6. Step 6: Final answer
    x = 124,466,487,161.13

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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.