Home / 104,019,239.80-155,730,261.30-101,033,255.80

Finding the Fourth Proportional to 104,019,239.80, 155,730,261.30 and 101,033,255.80

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Solution

The fourth proportional to 104,019,239.80, 155,730,261.30 and 101,033,255.80 is: 151,259,856.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,019,239.80 : 155,730,261.30 = 101,033,255.80 : x
  2. Step 2: Convert to fraction form
    104,019,239.80/155,730,261.30 = 101,033,255.80/x
  3. Step 3: Cross multiply
    104,019,239.80x = 155,730,261.30 × 101,033,255.80
  4. Step 4: Simplify right side
    104,019,239.80x = 15,733,935,325,723,742
  5. Step 5: Solve for x
    x = 15,733,935,325,723,742/104,019,239.80
  6. Step 6: Final answer
    x = 151,259,856.89

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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.