Home / 72,122,159.43-108,218,756.03-33,777,051.03

Finding the Fourth Proportional to 72,122,159.43, 108,218,756.03 and 33,777,051.03

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Solution

The fourth proportional to 72,122,159.43, 108,218,756.03 and 33,777,051.03 is: 50,682,210.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,122,159.43 : 108,218,756.03 = 33,777,051.03 : x
  2. Step 2: Convert to fraction form
    72,122,159.43/108,218,756.03 = 33,777,051.03/x
  3. Step 3: Cross multiply
    72,122,159.43x = 108,218,756.03 × 33,777,051.03
  4. Step 4: Simplify right side
    72,122,159.43x = 3,655,310,444,659,545.50
  5. Step 5: Solve for x
    x = 3,655,310,444,659,545.50/72,122,159.43
  6. Step 6: Final answer
    x = 50,682,210.20

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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.