Home / 115,893,505,792.80-173,840,258,689.20-84,302,952,141.60

Finding the Fourth Proportional to 115,893,505,792.80, 173,840,258,689.20 and 84,302,952,141.60

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Solution

The fourth proportional to 115,893,505,792.80, 173,840,258,689.20 and 84,302,952,141.60 is: 126,454,428,212.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,505,792.80 : 173,840,258,689.20 = 84,302,952,141.60 : x
  2. Step 2: Convert to fraction form
    115,893,505,792.80/173,840,258,689.20 = 84,302,952,141.60/x
  3. Step 3: Cross multiply
    115,893,505,792.80x = 173,840,258,689.20 × 84,302,952,141.60
  4. Step 4: Simplify right side
    115,893,505,792.80x = 14,655,247,008,558,993,113,088
  5. Step 5: Solve for x
    x = 14,655,247,008,558,993,113,088/115,893,505,792.80
  6. Step 6: Final answer
    x = 126,454,428,212.40

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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.