Home / 305,578,247,168.34-421,685,703,601.35-166,526,576,149.62

Finding the Fourth Proportional to 305,578,247,168.34, 421,685,703,601.35 and 166,526,576,149.62

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Solution

The fourth proportional to 305,578,247,168.34, 421,685,703,601.35 and 166,526,576,149.62 is: 229,799,984,399.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,578,247,168.34 : 421,685,703,601.35 = 166,526,576,149.62 : x
  2. Step 2: Convert to fraction form
    305,578,247,168.34/421,685,703,601.35 = 166,526,576,149.62/x
  3. Step 3: Cross multiply
    305,578,247,168.34x = 421,685,703,601.35 × 166,526,576,149.62
  4. Step 4: Simplify right side
    305,578,247,168.34x = 70,221,876,431,976,296,087,552
  5. Step 5: Solve for x
    x = 70,221,876,431,976,296,087,552/305,578,247,168.34
  6. Step 6: Final answer
    x = 229,799,984,399.06

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