Home / 8,371,385,087.04-12,556,660,227.84-3,130,608,009.60

Finding the Fourth Proportional to 8,371,385,087.04, 12,556,660,227.84 and 3,130,608,009.60

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Solution

The fourth proportional to 8,371,385,087.04, 12,556,660,227.84 and 3,130,608,009.60 is: 4,695,755,920.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371,385,087.04 : 12,556,660,227.84 = 3,130,608,009.60 : x
  2. Step 2: Convert to fraction form
    8,371,385,087.04/12,556,660,227.84 = 3,130,608,009.60/x
  3. Step 3: Cross multiply
    8,371,385,087.04x = 12,556,660,227.84 × 3,130,608,009.60
  4. Step 4: Simplify right side
    8,371,385,087.04x = 39,309,981,083,101,667,328
  5. Step 5: Solve for x
    x = 39,309,981,083,101,667,328/8,371,385,087.04
  6. Step 6: Final answer
    x = 4,695,755,920.24

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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.