Home / 115,893,505,780.80-173,840,258,671.20-84,302,952,129.60

Finding the Fourth Proportional to 115,893,505,780.80, 173,840,258,671.20 and 84,302,952,129.60

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Solution

The fourth proportional to 115,893,505,780.80, 173,840,258,671.20 and 84,302,952,129.60 is: 126,454,428,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,505,780.80 : 173,840,258,671.20 = 84,302,952,129.60 : x
  2. Step 2: Convert to fraction form
    115,893,505,780.80/173,840,258,671.20 = 84,302,952,129.60/x
  3. Step 3: Cross multiply
    115,893,505,780.80x = 173,840,258,671.20 × 84,302,952,129.60
  4. Step 4: Simplify right side
    115,893,505,780.80x = 14,655,247,004,955,456,831,488
  5. Step 5: Solve for x
    x = 14,655,247,004,955,456,831,488/115,893,505,780.80
  6. Step 6: Final answer
    x = 126,454,428,194.40

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1.5x scale

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.