Home / 436,845,337.77-655,270,456.27-145,711,661.30

Finding the Fourth Proportional to 436,845,337.77, 655,270,456.27 and 145,711,661.30

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Solution

The fourth proportional to 436,845,337.77, 655,270,456.27 and 145,711,661.30 is: 218,568,309.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,845,337.77 : 655,270,456.27 = 145,711,661.30 : x
  2. Step 2: Convert to fraction form
    436,845,337.77/655,270,456.27 = 145,711,661.30/x
  3. Step 3: Cross multiply
    436,845,337.77x = 655,270,456.27 × 145,711,661.30
  4. Step 4: Simplify right side
    436,845,337.77x = 95,480,546,785,184,608
  5. Step 5: Solve for x
    x = 95,480,546,785,184,608/436,845,337.77
  6. Step 6: Final answer
    x = 218,568,309.03

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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.