Home / 82,374,867.61-123,569,563.82-30,560,070.49

Finding the Fourth Proportional to 82,374,867.61, 123,569,563.82 and 30,560,070.49

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Solution

The fourth proportional to 82,374,867.61, 123,569,563.82 and 30,560,070.49 is: 45,842,800.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,374,867.61 : 123,569,563.82 = 30,560,070.49 : x
  2. Step 2: Convert to fraction form
    82,374,867.61/123,569,563.82 = 30,560,070.49/x
  3. Step 3: Cross multiply
    82,374,867.61x = 123,569,563.82 × 30,560,070.49
  4. Step 4: Simplify right side
    82,374,867.61x = 3,776,294,580,604,953
  5. Step 5: Solve for x
    x = 3,776,294,580,604,953/82,374,867.61
  6. Step 6: Final answer
    x = 45,842,800.00

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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.