Home / 253,904,566.26-350,426,600.80-154,842,778.06

Finding the Fourth Proportional to 253,904,566.26, 350,426,600.80 and 154,842,778.06

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Solution

The fourth proportional to 253,904,566.26, 350,426,600.80 and 154,842,778.06 is: 213,706,390.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,904,566.26 : 350,426,600.80 = 154,842,778.06 : x
  2. Step 2: Convert to fraction form
    253,904,566.26/350,426,600.80 = 154,842,778.06/x
  3. Step 3: Cross multiply
    253,904,566.26x = 350,426,600.80 × 154,842,778.06
  4. Step 4: Simplify right side
    253,904,566.26x = 54,261,028,372,731,448
  5. Step 5: Solve for x
    x = 54,261,028,372,731,448/253,904,566.26
  6. Step 6: Final answer
    x = 213,706,390.44

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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.