Home / 1,043,853,887.16-1,566,391,397.39-389,257,143.48

Finding the Fourth Proportional to 1,043,853,887.16, 1,566,391,397.39 and 389,257,143.48

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Solution

The fourth proportional to 1,043,853,887.16, 1,566,391,397.39 and 389,257,143.48 is: 584,113,397.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,853,887.16 : 1,566,391,397.39 = 389,257,143.48 : x
  2. Step 2: Convert to fraction form
    1,043,853,887.16/1,566,391,397.39 = 389,257,143.48/x
  3. Step 3: Cross multiply
    1,043,853,887.16x = 1,566,391,397.39 × 389,257,143.48
  4. Step 4: Simplify right side
    1,043,853,887.16x = 609,729,040,919,677,056
  5. Step 5: Solve for x
    x = 609,729,040,919,677,056/1,043,853,887.16
  6. Step 6: Final answer
    x = 584,113,397.88

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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.