Home / 205,605,993.84-308,378,654.31-60,000,460.06

Finding the Fourth Proportional to 205,605,993.84, 308,378,654.31 and 60,000,460.06

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Solution

The fourth proportional to 205,605,993.84, 308,378,654.31 and 60,000,460.06 is: 89,991,837.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,605,993.84 : 308,378,654.31 = 60,000,460.06 : x
  2. Step 2: Convert to fraction form
    205,605,993.84/308,378,654.31 = 60,000,460.06/x
  3. Step 3: Cross multiply
    205,605,993.84x = 308,378,654.31 × 60,000,460.06
  4. Step 4: Simplify right side
    205,605,993.84x = 18,502,861,131,283,704
  5. Step 5: Solve for x
    x = 18,502,861,131,283,704/205,605,993.84
  6. Step 6: Final answer
    x = 89,991,837.23

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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.