Home / 115,442,852,730.94-159,254,524,701.39-100,179,521,774.29

Finding the Fourth Proportional to 115,442,852,730.94, 159,254,524,701.39 and 100,179,521,774.29

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Solution

The fourth proportional to 115,442,852,730.94, 159,254,524,701.39 and 100,179,521,774.29 is: 138,198,612,972.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,442,852,730.94 : 159,254,524,701.39 = 100,179,521,774.29 : x
  2. Step 2: Convert to fraction form
    115,442,852,730.94/159,254,524,701.39 = 100,179,521,774.29/x
  3. Step 3: Cross multiply
    115,442,852,730.94x = 159,254,524,701.39 × 100,179,521,774.29
  4. Step 4: Simplify right side
    115,442,852,730.94x = 15,954,042,124,977,104,224,256
  5. Step 5: Solve for x
    x = 15,954,042,124,977,104,224,256/115,442,852,730.94
  6. Step 6: Final answer
    x = 138,198,612,972.26

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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.