Home / 129,489,164.20-194,233,746.30-118,907,583.40

Finding the Fourth Proportional to 129,489,164.20, 194,233,746.30 and 118,907,583.40

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Solution

The fourth proportional to 129,489,164.20, 194,233,746.30 and 118,907,583.40 is: 178,361,375.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,489,164.20 : 194,233,746.30 = 118,907,583.40 : x
  2. Step 2: Convert to fraction form
    129,489,164.20/194,233,746.30 = 118,907,583.40/x
  3. Step 3: Cross multiply
    129,489,164.20x = 194,233,746.30 × 118,907,583.40
  4. Step 4: Simplify right side
    129,489,164.20x = 23,095,865,387,261,692
  5. Step 5: Solve for x
    x = 23,095,865,387,261,692/129,489,164.20
  6. Step 6: Final answer
    x = 178,361,375.10

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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.