Home / 379,665,223.62-569,191,363.44-349,019,659.92

Finding the Fourth Proportional to 379,665,223.62, 569,191,363.44 and 349,019,659.92

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Solution

The fourth proportional to 379,665,223.62, 569,191,363.44 and 349,019,659.92 is: 523,247,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,665,223.62 : 569,191,363.44 = 349,019,659.92 : x
  2. Step 2: Convert to fraction form
    379,665,223.62/569,191,363.44 = 349,019,659.92/x
  3. Step 3: Cross multiply
    379,665,223.62x = 569,191,363.44 × 349,019,659.92
  4. Step 4: Simplify right side
    379,665,223.62x = 198,658,976,097,229,952
  5. Step 5: Solve for x
    x = 198,658,976,097,229,952/379,665,223.62
  6. Step 6: Final answer
    x = 523,247,755.49

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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.