Home / 8,701,459,974.72-12,008,016,493.20-4,741,161,642.72

Finding the Fourth Proportional to 8,701,459,974.72, 12,008,016,493.20 and 4,741,161,642.72

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Solution

The fourth proportional to 8,701,459,974.72, 12,008,016,493.20 and 4,741,161,642.72 is: 6,542,804,008.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701,459,974.72 : 12,008,016,493.20 = 4,741,161,642.72 : x
  2. Step 2: Convert to fraction form
    8,701,459,974.72/12,008,016,493.20 = 4,741,161,642.72/x
  3. Step 3: Cross multiply
    8,701,459,974.72x = 12,008,016,493.20 × 4,741,161,642.72
  4. Step 4: Simplify right side
    8,701,459,974.72x = 56,931,947,202,708,971,520
  5. Step 5: Solve for x
    x = 56,931,947,202,708,971,520/8,701,459,974.72
  6. Step 6: Final answer
    x = 6,542,804,008.54

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Double scale
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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.