Home / 140,337,387.72-209,478,195.48-123,770,600.28

Finding the Fourth Proportional to 140,337,387.72, 209,478,195.48 and 123,770,600.28

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Solution

The fourth proportional to 140,337,387.72, 209,478,195.48 and 123,770,600.28 is: 184,749,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,337,387.72 : 209,478,195.48 = 123,770,600.28 : x
  2. Step 2: Convert to fraction form
    140,337,387.72/209,478,195.48 = 123,770,600.28/x
  3. Step 3: Cross multiply
    140,337,387.72x = 209,478,195.48 × 123,770,600.28
  4. Step 4: Simplify right side
    140,337,387.72x = 25,927,242,000,130,780
  5. Step 5: Solve for x
    x = 25,927,242,000,130,780/140,337,387.72
  6. Step 6: Final answer
    x = 184,749,355.97

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.