Home / 110,424,845.70-165,637,268.55-79,654,411.80

Finding the Fourth Proportional to 110,424,845.70, 165,637,268.55 and 79,654,411.80

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Solution

The fourth proportional to 110,424,845.70, 165,637,268.55 and 79,654,411.80 is: 119,481,617.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,424,845.70 : 165,637,268.55 = 79,654,411.80 : x
  2. Step 2: Convert to fraction form
    110,424,845.70/165,637,268.55 = 79,654,411.80/x
  3. Step 3: Cross multiply
    110,424,845.70x = 165,637,268.55 × 79,654,411.80
  4. Step 4: Simplify right side
    110,424,845.70x = 13,193,739,198,508,890
  5. Step 5: Solve for x
    x = 13,193,739,198,508,890/110,424,845.70
  6. Step 6: Final answer
    x = 119,481,617.70

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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.