Home / 305,578,247,080.07-421,685,703,479.43-166,526,576,061.24

Finding the Fourth Proportional to 305,578,247,080.07, 421,685,703,479.43 and 166,526,576,061.24

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Solution

The fourth proportional to 305,578,247,080.07, 421,685,703,479.43 and 166,526,576,061.24 is: 229,799,984,277.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,578,247,080.07 : 421,685,703,479.43 = 166,526,576,061.24 : x
  2. Step 2: Convert to fraction form
    305,578,247,080.07/421,685,703,479.43 = 166,526,576,061.24/x
  3. Step 3: Cross multiply
    305,578,247,080.07x = 421,685,703,479.43 × 166,526,576,061.24
  4. Step 4: Simplify right side
    305,578,247,080.07x = 70,221,876,374,404,792,844,288
  5. Step 5: Solve for x
    x = 70,221,876,374,404,792,844,288/305,578,247,080.07
  6. Step 6: Final answer
    x = 229,799,984,277.04

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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.