Home / 236,752,125.40-355,128,188.10-218,612,272.60

Finding the Fourth Proportional to 236,752,125.40, 355,128,188.10 and 218,612,272.60

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Solution

The fourth proportional to 236,752,125.40, 355,128,188.10 and 218,612,272.60 is: 327,918,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,752,125.40 : 355,128,188.10 = 218,612,272.60 : x
  2. Step 2: Convert to fraction form
    236,752,125.40/355,128,188.10 = 218,612,272.60/x
  3. Step 3: Cross multiply
    236,752,125.40x = 355,128,188.10 × 218,612,272.60
  4. Step 4: Simplify right side
    236,752,125.40x = 77,635,380,264,861,280
  5. Step 5: Solve for x
    x = 77,635,380,264,861,280/236,752,125.40
  6. Step 6: Final answer
    x = 327,918,408.90

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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.