Home / 296,004,094.20-408,391,742.53-172,220,856.48

Finding the Fourth Proportional to 296,004,094.20, 408,391,742.53 and 172,220,856.48

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Solution

The fourth proportional to 296,004,094.20, 408,391,742.53 and 172,220,856.48 is: 237,610,144.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,004,094.20 : 408,391,742.53 = 172,220,856.48 : x
  2. Step 2: Convert to fraction form
    296,004,094.20/408,391,742.53 = 172,220,856.48/x
  3. Step 3: Cross multiply
    296,004,094.20x = 408,391,742.53 × 172,220,856.48
  4. Step 4: Simplify right side
    296,004,094.20x = 70,333,575,677,876,232
  5. Step 5: Solve for x
    x = 70,333,575,677,876,232/296,004,094.20
  6. Step 6: Final answer
    x = 237,610,144.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.