Home / 15,149,538,098.24-20,907,008,229.16-8,466,534,465.44

Finding the Fourth Proportional to 15,149,538,098.24, 20,907,008,229.16 and 8,466,534,465.44

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Solution

The fourth proportional to 15,149,538,098.24, 20,907,008,229.16 and 8,466,534,465.44 is: 11,684,178,394.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,149,538,098.24 : 20,907,008,229.16 = 8,466,534,465.44 : x
  2. Step 2: Convert to fraction form
    15,149,538,098.24/20,907,008,229.16 = 8,466,534,465.44/x
  3. Step 3: Cross multiply
    15,149,538,098.24x = 20,907,008,229.16 × 8,466,534,465.44
  4. Step 4: Simplify right side
    15,149,538,098.24x = 177,009,905,741,420,822,528
  5. Step 5: Solve for x
    x = 177,009,905,741,420,822,528/15,149,538,098.24
  6. Step 6: Final answer
    x = 11,684,178,394.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.