Home / 8,339,047,248.90-12,508,560,836.55-2,128,213,200.90

Finding the Fourth Proportional to 8,339,047,248.90, 12,508,560,836.55 and 2,128,213,200.90

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Solution

The fourth proportional to 8,339,047,248.90, 12,508,560,836.55 and 2,128,213,200.90 is: 3,192,317,239.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339,047,248.90 : 12,508,560,836.55 = 2,128,213,200.90 : x
  2. Step 2: Convert to fraction form
    8,339,047,248.90/12,508,560,836.55 = 2,128,213,200.90/x
  3. Step 3: Cross multiply
    8,339,047,248.90x = 12,508,560,836.55 × 2,128,213,200.90
  4. Step 4: Simplify right side
    8,339,047,248.90x = 26,620,884,296,606,457,856
  5. Step 5: Solve for x
    x = 26,620,884,296,606,457,856/8,339,047,248.90
  6. Step 6: Final answer
    x = 3,192,317,239.85

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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.