Home / 3,921,320,501.42-5,881,977,158.28-1,229,160,197.22

Finding the Fourth Proportional to 3,921,320,501.42, 5,881,977,158.28 and 1,229,160,197.22

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Solution

The fourth proportional to 3,921,320,501.42, 5,881,977,158.28 and 1,229,160,197.22 is: 1,843,739,169.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,320,501.42 : 5,881,977,158.28 = 1,229,160,197.22 : x
  2. Step 2: Convert to fraction form
    3,921,320,501.42/5,881,977,158.28 = 1,229,160,197.22/x
  3. Step 3: Cross multiply
    3,921,320,501.42x = 5,881,977,158.28 × 1,229,160,197.22
  4. Step 4: Simplify right side
    3,921,320,501.42x = 7,229,892,203,914,979,328
  5. Step 5: Solve for x
    x = 7,229,892,203,914,979,328/3,921,320,501.42
  6. Step 6: Final answer
    x = 1,843,739,169.32

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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.