Home / 82,217,326.90-113,450,757.14-45,538,712.50

Finding the Fourth Proportional to 82,217,326.90, 113,450,757.14 and 45,538,712.50

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Solution

The fourth proportional to 82,217,326.90, 113,450,757.14 and 45,538,712.50 is: 62,838,353.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,217,326.90 : 113,450,757.14 = 45,538,712.50 : x
  2. Step 2: Convert to fraction form
    82,217,326.90/113,450,757.14 = 45,538,712.50/x
  3. Step 3: Cross multiply
    82,217,326.90x = 113,450,757.14 × 45,538,712.50
  4. Step 4: Simplify right side
    82,217,326.90x = 5,166,401,412,305,782
  5. Step 5: Solve for x
    x = 5,166,401,412,305,782/82,217,326.90
  6. Step 6: Final answer
    x = 62,838,353.02

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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.