Home / 79,279,722.80-118,884,154.80-30,741,444.80

Finding the Fourth Proportional to 79,279,722.80, 118,884,154.80 and 30,741,444.80

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Solution

The fourth proportional to 79,279,722.80, 118,884,154.80 and 30,741,444.80 is: 46,098,429.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,279,722.80 : 118,884,154.80 = 30,741,444.80 : x
  2. Step 2: Convert to fraction form
    79,279,722.80/118,884,154.80 = 30,741,444.80/x
  3. Step 3: Cross multiply
    79,279,722.80x = 118,884,154.80 × 30,741,444.80
  4. Step 4: Simplify right side
    79,279,722.80x = 3,654,670,682,378,855
  5. Step 5: Solve for x
    x = 3,654,670,682,378,855/79,279,722.80
  6. Step 6: Final answer
    x = 46,098,429.12

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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.