Home / 8,503,071,195.40-12,754,606,793.10-5,380,749,032.20

Finding the Fourth Proportional to 8,503,071,195.40, 12,754,606,793.10 and 5,380,749,032.20

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Solution

The fourth proportional to 8,503,071,195.40, 12,754,606,793.10 and 5,380,749,032.20 is: 8,071,123,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503,071,195.40 : 12,754,606,793.10 = 5,380,749,032.20 : x
  2. Step 2: Convert to fraction form
    8,503,071,195.40/12,754,606,793.10 = 5,380,749,032.20/x
  3. Step 3: Cross multiply
    8,503,071,195.40x = 12,754,606,793.10 × 5,380,749,032.20
  4. Step 4: Simplify right side
    8,503,071,195.40x = 68,629,338,158,064,369,664
  5. Step 5: Solve for x
    x = 68,629,338,158,064,369,664/8,503,071,195.40
  6. Step 6: Final answer
    x = 8,071,123,548.30

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Double scale
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1.5x scale

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.