Home / 82,001,964,027.42-122,868,625,059.15-43,672,491,569.48

Finding the Fourth Proportional to 82,001,964,027.42, 122,868,625,059.15 and 43,672,491,569.48

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Solution

The fourth proportional to 82,001,964,027.42, 122,868,625,059.15 and 43,672,491,569.48 is: 65,437,200,873.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,001,964,027.42 : 122,868,625,059.15 = 43,672,491,569.48 : x
  2. Step 2: Convert to fraction form
    82,001,964,027.42/122,868,625,059.15 = 43,672,491,569.48/x
  3. Step 3: Cross multiply
    82,001,964,027.42x = 122,868,625,059.15 × 43,672,491,569.48
  4. Step 4: Simplify right side
    82,001,964,027.42x = 5,365,978,992,048,712,187,904
  5. Step 5: Solve for x
    x = 5,365,978,992,048,712,187,904/82,001,964,027.42
  6. Step 6: Final answer
    x = 65,437,200,873.08

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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.