Home / 138,597,776,078.28-207,538,618,565.94-95,655,408,054.12

Finding the Fourth Proportional to 138,597,776,078.28, 207,538,618,565.94 and 95,655,408,054.12

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Solution

The fourth proportional to 138,597,776,078.28, 207,538,618,565.94 and 95,655,408,054.12 is: 143,236,001,382.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,597,776,078.28 : 207,538,618,565.94 = 95,655,408,054.12 : x
  2. Step 2: Convert to fraction form
    138,597,776,078.28/207,538,618,565.94 = 95,655,408,054.12/x
  3. Step 3: Cross multiply
    138,597,776,078.28x = 207,538,618,565.94 × 95,655,408,054.12
  4. Step 4: Simplify right side
    138,597,776,078.28x = 19,852,191,245,913,355,714,560
  5. Step 5: Solve for x
    x = 19,852,191,245,913,355,714,560/138,597,776,078.28
  6. Step 6: Final answer
    x = 143,236,001,382.16

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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.