Home / 72,641,325,615.20-108,961,988,422.80-57,948,044,847.20

Finding the Fourth Proportional to 72,641,325,615.20, 108,961,988,422.80 and 57,948,044,847.20

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Solution

The fourth proportional to 72,641,325,615.20, 108,961,988,422.80 and 57,948,044,847.20 is: 86,922,067,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,641,325,615.20 : 108,961,988,422.80 = 57,948,044,847.20 : x
  2. Step 2: Convert to fraction form
    72,641,325,615.20/108,961,988,422.80 = 57,948,044,847.20/x
  3. Step 3: Cross multiply
    72,641,325,615.20x = 108,961,988,422.80 × 57,948,044,847.20
  4. Step 4: Simplify right side
    72,641,325,615.20x = 6,314,134,191,764,501,692,416
  5. Step 5: Solve for x
    x = 6,314,134,191,764,501,692,416/72,641,325,615.20
  6. Step 6: Final answer
    x = 86,922,067,270.80

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Double scale
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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.