Home / 67,765,005,410.40-101,647,508,115.60-60,326,532,021.60

Finding the Fourth Proportional to 67,765,005,410.40, 101,647,508,115.60 and 60,326,532,021.60

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Solution

The fourth proportional to 67,765,005,410.40, 101,647,508,115.60 and 60,326,532,021.60 is: 90,489,798,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,765,005,410.40 : 101,647,508,115.60 = 60,326,532,021.60 : x
  2. Step 2: Convert to fraction form
    67,765,005,410.40/101,647,508,115.60 = 60,326,532,021.60/x
  3. Step 3: Cross multiply
    67,765,005,410.40x = 101,647,508,115.60 × 60,326,532,021.60
  4. Step 4: Simplify right side
    67,765,005,410.40x = 6,132,041,653,251,589,799,936
  5. Step 5: Solve for x
    x = 6,132,041,653,251,589,799,936/67,765,005,410.40
  6. Step 6: Final answer
    x = 90,489,798,032.40

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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.