Home / 8,138,797,954.83-12,204,005,157.51-3,653,047,065.29

Finding the Fourth Proportional to 8,138,797,954.83, 12,204,005,157.51 and 3,653,047,065.29

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Solution

The fourth proportional to 8,138,797,954.83, 12,204,005,157.51 and 3,653,047,065.29 is: 5,477,689,146.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,138,797,954.83 : 12,204,005,157.51 = 3,653,047,065.29 : x
  2. Step 2: Convert to fraction form
    8,138,797,954.83/12,204,005,157.51 = 3,653,047,065.29/x
  3. Step 3: Cross multiply
    8,138,797,954.83x = 12,204,005,157.51 × 3,653,047,065.29
  4. Step 4: Simplify right side
    8,138,797,954.83x = 44,581,805,225,350,299,648
  5. Step 5: Solve for x
    x = 44,581,805,225,350,299,648/8,138,797,954.83
  6. Step 6: Final answer
    x = 5,477,689,146.82

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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.