Home / 40,697,857,498.40-61,046,786,247.60-40,439,868,480.80

Finding the Fourth Proportional to 40,697,857,498.40, 61,046,786,247.60 and 40,439,868,480.80

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Solution

The fourth proportional to 40,697,857,498.40, 61,046,786,247.60 and 40,439,868,480.80 is: 60,659,802,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,697,857,498.40 : 61,046,786,247.60 = 40,439,868,480.80 : x
  2. Step 2: Convert to fraction form
    40,697,857,498.40/61,046,786,247.60 = 40,439,868,480.80/x
  3. Step 3: Cross multiply
    40,697,857,498.40x = 61,046,786,247.60 × 40,439,868,480.80
  4. Step 4: Simplify right side
    40,697,857,498.40x = 2,468,724,007,028,454,326,272
  5. Step 5: Solve for x
    x = 2,468,724,007,028,454,326,272/40,697,857,498.40
  6. Step 6: Final answer
    x = 60,659,802,721.20

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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.