Home / 8,123,184,965.73-12,172,350,845.04-4,342,115,163.23

Finding the Fourth Proportional to 8,123,184,965.73, 12,172,350,845.04 and 4,342,115,163.23

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Solution

The fourth proportional to 8,123,184,965.73, 12,172,350,845.04 and 4,342,115,163.23 is: 6,506,530,307.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,123,184,965.73 : 12,172,350,845.04 = 4,342,115,163.23 : x
  2. Step 2: Convert to fraction form
    8,123,184,965.73/12,172,350,845.04 = 4,342,115,163.23/x
  3. Step 3: Cross multiply
    8,123,184,965.73x = 12,172,350,845.04 × 4,342,115,163.23
  4. Step 4: Simplify right side
    8,123,184,965.73x = 52,853,749,176,403,689,472
  5. Step 5: Solve for x
    x = 52,853,749,176,403,689,472/8,123,184,965.73
  6. Step 6: Final answer
    x = 6,506,530,307.93

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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.