Home / 268,125,408.20-402,188,112.30-176,292,403.40

Finding the Fourth Proportional to 268,125,408.20, 402,188,112.30 and 176,292,403.40

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Solution

The fourth proportional to 268,125,408.20, 402,188,112.30 and 176,292,403.40 is: 264,438,605.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,125,408.20 : 402,188,112.30 = 176,292,403.40 : x
  2. Step 2: Convert to fraction form
    268,125,408.20/402,188,112.30 = 176,292,403.40/x
  3. Step 3: Cross multiply
    268,125,408.20x = 402,188,112.30 × 176,292,403.40
  4. Step 4: Simplify right side
    268,125,408.20x = 70,902,708,936,276,104
  5. Step 5: Solve for x
    x = 70,902,708,936,276,104/268,125,408.20
  6. Step 6: Final answer
    x = 264,438,605.10

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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.