Home / 65,615,512.20-98,423,268.30-61,836,376.20

Finding the Fourth Proportional to 65,615,512.20, 98,423,268.30 and 61,836,376.20

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Solution

The fourth proportional to 65,615,512.20, 98,423,268.30 and 61,836,376.20 is: 92,754,564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,615,512.20 : 98,423,268.30 = 61,836,376.20 : x
  2. Step 2: Convert to fraction form
    65,615,512.20/98,423,268.30 = 61,836,376.20/x
  3. Step 3: Cross multiply
    65,615,512.20x = 98,423,268.30 × 61,836,376.20
  4. Step 4: Simplify right side
    65,615,512.20x = 6,086,138,245,432,335
  5. Step 5: Solve for x
    x = 6,086,138,245,432,335/65,615,512.20
  6. Step 6: Final answer
    x = 92,754,564.30

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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.