Home / 245,902,721.62-339,346,086.51-141,478,698.55

Finding the Fourth Proportional to 245,902,721.62, 339,346,086.51 and 141,478,698.55

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Solution

The fourth proportional to 245,902,721.62, 339,346,086.51 and 141,478,698.55 is: 195,240,794.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,902,721.62 : 339,346,086.51 = 141,478,698.55 : x
  2. Step 2: Convert to fraction form
    245,902,721.62/339,346,086.51 = 141,478,698.55/x
  3. Step 3: Cross multiply
    245,902,721.62x = 339,346,086.51 × 141,478,698.55
  4. Step 4: Simplify right side
    245,902,721.62x = 48,010,242,677,470,512
  5. Step 5: Solve for x
    x = 48,010,242,677,470,512/245,902,721.62
  6. Step 6: Final answer
    x = 195,240,794.25

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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.