Home / 12,493,006,758.96-18,738,850,143.96-4,097,806,543.80

Finding the Fourth Proportional to 12,493,006,758.96, 18,738,850,143.96 and 4,097,806,543.80

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Solution

The fourth proportional to 12,493,006,758.96, 18,738,850,143.96 and 4,097,806,543.80 is: 6,146,493,332.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,493,006,758.96 : 18,738,850,143.96 = 4,097,806,543.80 : x
  2. Step 2: Convert to fraction form
    12,493,006,758.96/18,738,850,143.96 = 4,097,806,543.80/x
  3. Step 3: Cross multiply
    12,493,006,758.96x = 18,738,850,143.96 × 4,097,806,543.80
  4. Step 4: Simplify right side
    12,493,006,758.96x = 76,788,182,743,206,854,656
  5. Step 5: Solve for x
    x = 76,788,182,743,206,854,656/12,493,006,758.96
  6. Step 6: Final answer
    x = 6,146,493,332.21

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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.