Home / 168,064,010.60-252,096,015.90-82,952,407.40

Finding the Fourth Proportional to 168,064,010.60, 252,096,015.90 and 82,952,407.40

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Solution

The fourth proportional to 168,064,010.60, 252,096,015.90 and 82,952,407.40 is: 124,428,611.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,064,010.60 : 252,096,015.90 = 82,952,407.40 : x
  2. Step 2: Convert to fraction form
    168,064,010.60/252,096,015.90 = 82,952,407.40/x
  3. Step 3: Cross multiply
    168,064,010.60x = 252,096,015.90 × 82,952,407.40
  4. Step 4: Simplify right side
    168,064,010.60x = 20,911,971,414,853,680
  5. Step 5: Solve for x
    x = 20,911,971,414,853,680/168,064,010.60
  6. Step 6: Final answer
    x = 124,428,611.10

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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.