Home / 115,101,220.40-172,651,830.60-88,227,364.40

Finding the Fourth Proportional to 115,101,220.40, 172,651,830.60 and 88,227,364.40

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Solution

The fourth proportional to 115,101,220.40, 172,651,830.60 and 88,227,364.40 is: 132,341,046.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,101,220.40 : 172,651,830.60 = 88,227,364.40 : x
  2. Step 2: Convert to fraction form
    115,101,220.40/172,651,830.60 = 88,227,364.40/x
  3. Step 3: Cross multiply
    115,101,220.40x = 172,651,830.60 × 88,227,364.40
  4. Step 4: Simplify right side
    115,101,220.40x = 15,232,615,972,673,272
  5. Step 5: Solve for x
    x = 15,232,615,972,673,272/115,101,220.40
  6. Step 6: Final answer
    x = 132,341,046.60

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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.