Home / 126,390,475,386.10-189,565,531,932.38-36,832,520,196.56

Finding the Fourth Proportional to 126,390,475,386.10, 189,565,531,932.38 and 36,832,520,196.56

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Solution

The fourth proportional to 126,390,475,386.10, 189,565,531,932.38 and 36,832,520,196.56 is: 55,242,899,135.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,390,475,386.10 : 189,565,531,932.38 = 36,832,520,196.56 : x
  2. Step 2: Convert to fraction form
    126,390,475,386.10/189,565,531,932.38 = 36,832,520,196.56/x
  3. Step 3: Cross multiply
    126,390,475,386.10x = 189,565,531,932.38 × 36,832,520,196.56
  4. Step 4: Simplify right side
    126,390,475,386.10x = 6,982,176,283,471,026,061,312
  5. Step 5: Solve for x
    x = 6,982,176,283,471,026,061,312/126,390,475,386.10
  6. Step 6: Final answer
    x = 55,242,899,135.73

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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.