Home / 118,310,687.22-163,265,734.68-66,100,115.46

Finding the Fourth Proportional to 118,310,687.22, 163,265,734.68 and 66,100,115.46

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Solution

The fourth proportional to 118,310,687.22, 163,265,734.68 and 66,100,115.46 is: 91,216,475.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,310,687.22 : 163,265,734.68 = 66,100,115.46 : x
  2. Step 2: Convert to fraction form
    118,310,687.22/163,265,734.68 = 66,100,115.46/x
  3. Step 3: Cross multiply
    118,310,687.22x = 163,265,734.68 × 66,100,115.46
  4. Step 4: Simplify right side
    118,310,687.22x = 10,791,883,913,009,726
  5. Step 5: Solve for x
    x = 10,791,883,913,009,726/118,310,687.22
  6. Step 6: Final answer
    x = 91,216,475.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.