Home / 157,464,108.90-236,196,163.35-80,794,887.30

Finding the Fourth Proportional to 157,464,108.90, 236,196,163.35 and 80,794,887.30

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Solution

The fourth proportional to 157,464,108.90, 236,196,163.35 and 80,794,887.30 is: 121,192,330.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,464,108.90 : 236,196,163.35 = 80,794,887.30 : x
  2. Step 2: Convert to fraction form
    157,464,108.90/236,196,163.35 = 80,794,887.30/x
  3. Step 3: Cross multiply
    157,464,108.90x = 236,196,163.35 × 80,794,887.30
  4. Step 4: Simplify right side
    157,464,108.90x = 19,083,442,398,555,640
  5. Step 5: Solve for x
    x = 19,083,442,398,555,640/157,464,108.90
  6. Step 6: Final answer
    x = 121,192,330.95

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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.