Home / 265,781,567.70-398,672,351.55-236,556,249.30

Finding the Fourth Proportional to 265,781,567.70, 398,672,351.55 and 236,556,249.30

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Solution

The fourth proportional to 265,781,567.70, 398,672,351.55 and 236,556,249.30 is: 354,834,373.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,781,567.70 : 398,672,351.55 = 236,556,249.30 : x
  2. Step 2: Convert to fraction form
    265,781,567.70/398,672,351.55 = 236,556,249.30/x
  3. Step 3: Cross multiply
    265,781,567.70x = 398,672,351.55 × 236,556,249.30
  4. Step 4: Simplify right side
    265,781,567.70x = 94,308,436,182,279,056
  5. Step 5: Solve for x
    x = 94,308,436,182,279,056/265,781,567.70
  6. Step 6: Final answer
    x = 354,834,373.95

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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.