Home / 8,108,298,252.53-12,158,013,614.24-6,438,311,227.39

Finding the Fourth Proportional to 8,108,298,252.53, 12,158,013,614.24 and 6,438,311,227.39

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Solution

The fourth proportional to 8,108,298,252.53, 12,158,013,614.24 and 6,438,311,227.39 is: 9,653,946,255.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108,298,252.53 : 12,158,013,614.24 = 6,438,311,227.39 : x
  2. Step 2: Convert to fraction form
    8,108,298,252.53/12,158,013,614.24 = 6,438,311,227.39/x
  3. Step 3: Cross multiply
    8,108,298,252.53x = 12,158,013,614.24 × 6,438,311,227.39
  4. Step 4: Simplify right side
    8,108,298,252.53x = 78,277,075,555,259,285,504
  5. Step 5: Solve for x
    x = 78,277,075,555,259,285,504/8,108,298,252.53
  6. Step 6: Final answer
    x = 9,653,946,255.72

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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.