Home / 115,442,852,732.94-159,254,524,704.15-100,179,521,776.29

Finding the Fourth Proportional to 115,442,852,732.94, 159,254,524,704.15 and 100,179,521,776.29

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Solution

The fourth proportional to 115,442,852,732.94, 159,254,524,704.15 and 100,179,521,776.29 is: 138,198,612,975.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,442,852,732.94 : 159,254,524,704.15 = 100,179,521,776.29 : x
  2. Step 2: Convert to fraction form
    115,442,852,732.94/159,254,524,704.15 = 100,179,521,776.29/x
  3. Step 3: Cross multiply
    115,442,852,732.94x = 159,254,524,704.15 × 100,179,521,776.29
  4. Step 4: Simplify right side
    115,442,852,732.94x = 15,954,042,125,572,106,092,544
  5. Step 5: Solve for x
    x = 15,954,042,125,572,106,092,544/115,442,852,732.94
  6. Step 6: Final answer
    x = 138,198,612,975.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.