Home / 68,801,293.59-103,202,152.58-16,985,902.20

Finding the Fourth Proportional to 68,801,293.59, 103,202,152.58 and 16,985,902.20

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Solution

The fourth proportional to 68,801,293.59, 103,202,152.58 and 16,985,902.20 is: 25,478,905.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,801,293.59 : 103,202,152.58 = 16,985,902.20 : x
  2. Step 2: Convert to fraction form
    68,801,293.59/103,202,152.58 = 16,985,902.20/x
  3. Step 3: Cross multiply
    68,801,293.59x = 103,202,152.58 × 16,985,902.20
  4. Step 4: Simplify right side
    68,801,293.59x = 1,752,981,670,208,814.25
  5. Step 5: Solve for x
    x = 1,752,981,670,208,814.25/68,801,293.59
  6. Step 6: Final answer
    x = 25,478,905.68

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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.