Home / 144,970,398.60-200,059,182.85-79,780,302.60

Finding the Fourth Proportional to 144,970,398.60, 200,059,182.85 and 79,780,302.60

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Solution

The fourth proportional to 144,970,398.60, 200,059,182.85 and 79,780,302.60 is: 110,096,835.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,970,398.60 : 200,059,182.85 = 79,780,302.60 : x
  2. Step 2: Convert to fraction form
    144,970,398.60/200,059,182.85 = 79,780,302.60/x
  3. Step 3: Cross multiply
    144,970,398.60x = 200,059,182.85 × 79,780,302.60
  4. Step 4: Simplify right side
    144,970,398.60x = 15,960,782,145,681,728
  5. Step 5: Solve for x
    x = 15,960,782,145,681,728/144,970,398.60
  6. Step 6: Final answer
    x = 110,096,835.63

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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.