Home / 10,338,338,082.68-15,512,017,767.25-3,620,301,781.72

Finding the Fourth Proportional to 10,338,338,082.68, 15,512,017,767.25 and 3,620,301,781.72

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Solution

The fourth proportional to 10,338,338,082.68, 15,512,017,767.25 and 3,620,301,781.72 is: 5,432,032,219.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,338,338,082.68 : 15,512,017,767.25 = 3,620,301,781.72 : x
  2. Step 2: Convert to fraction form
    10,338,338,082.68/15,512,017,767.25 = 3,620,301,781.72/x
  3. Step 3: Cross multiply
    10,338,338,082.68x = 15,512,017,767.25 × 3,620,301,781.72
  4. Step 4: Simplify right side
    10,338,338,082.68x = 56,158,185,560,801,452,032
  5. Step 5: Solve for x
    x = 56,158,185,560,801,452,032/10,338,338,082.68
  6. Step 6: Final answer
    x = 5,432,032,219.46

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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.