Home / 85,101,150,623.40-127,651,725,935.10-49,837,276,780.20

Finding the Fourth Proportional to 85,101,150,623.40, 127,651,725,935.10 and 49,837,276,780.20

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Solution

The fourth proportional to 85,101,150,623.40, 127,651,725,935.10 and 49,837,276,780.20 is: 74,755,915,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,101,150,623.40 : 127,651,725,935.10 = 49,837,276,780.20 : x
  2. Step 2: Convert to fraction form
    85,101,150,623.40/127,651,725,935.10 = 49,837,276,780.20/x
  3. Step 3: Cross multiply
    85,101,150,623.40x = 127,651,725,935.10 × 49,837,276,780.20
  4. Step 4: Simplify right side
    85,101,150,623.40x = 6,361,814,396,897,813,594,112
  5. Step 5: Solve for x
    x = 6,361,814,396,897,813,594,112/85,101,150,623.40
  6. Step 6: Final answer
    x = 74,755,915,170.30

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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.