Home / 144,601,839.60-199,550,311.20-79,411,743.60

Finding the Fourth Proportional to 144,601,839.60, 199,550,311.20 and 79,411,743.60

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Solution

The fourth proportional to 144,601,839.60, 199,550,311.20 and 79,411,743.60 is: 109,588,081.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,601,839.60 : 199,550,311.20 = 79,411,743.60 : x
  2. Step 2: Convert to fraction form
    144,601,839.60/199,550,311.20 = 79,411,743.60/x
  3. Step 3: Cross multiply
    144,601,839.60x = 199,550,311.20 × 79,411,743.60
  4. Step 4: Simplify right side
    144,601,839.60x = 15,846,638,148,314,606
  5. Step 5: Solve for x
    x = 15,846,638,148,314,606/144,601,839.60
  6. Step 6: Final answer
    x = 109,588,081.26

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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.