Home / 138,597,776,081.28-207,538,618,570.44-95,655,408,057.12

Finding the Fourth Proportional to 138,597,776,081.28, 207,538,618,570.44 and 95,655,408,057.12

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Solution

The fourth proportional to 138,597,776,081.28, 207,538,618,570.44 and 95,655,408,057.12 is: 143,236,001,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,597,776,081.28 : 207,538,618,570.44 = 95,655,408,057.12 : x
  2. Step 2: Convert to fraction form
    138,597,776,081.28/207,538,618,570.44 = 95,655,408,057.12/x
  3. Step 3: Cross multiply
    138,597,776,081.28x = 207,538,618,570.44 × 95,655,408,057.12
  4. Step 4: Simplify right side
    138,597,776,081.28x = 19,852,191,246,966,419,619,840
  5. Step 5: Solve for x
    x = 19,852,191,246,966,419,619,840/138,597,776,081.28
  6. Step 6: Final answer
    x = 143,236,001,386.66

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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.