Home / 245,902,721.37-339,346,086.17-141,478,698.30

Finding the Fourth Proportional to 245,902,721.37, 339,346,086.17 and 141,478,698.30

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Solution

The fourth proportional to 245,902,721.37, 339,346,086.17 and 141,478,698.30 is: 195,240,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,902,721.37 : 339,346,086.17 = 141,478,698.30 : x
  2. Step 2: Convert to fraction form
    245,902,721.37/339,346,086.17 = 141,478,698.30/x
  3. Step 3: Cross multiply
    245,902,721.37x = 339,346,086.17 × 141,478,698.30
  4. Step 4: Simplify right side
    245,902,721.37x = 48,010,242,543,823,848
  5. Step 5: Solve for x
    x = 48,010,242,543,823,848/245,902,721.37
  6. Step 6: Final answer
    x = 195,240,793.91

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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.