Home / 193,642,411.73-267,218,748.96-105,534,521.29

Finding the Fourth Proportional to 193,642,411.73, 267,218,748.96 and 105,534,521.29

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Solution

The fourth proportional to 193,642,411.73, 267,218,748.96 and 105,534,521.29 is: 145,633,399.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,642,411.73 : 267,218,748.96 = 105,534,521.29 : x
  2. Step 2: Convert to fraction form
    193,642,411.73/267,218,748.96 = 105,534,521.29/x
  3. Step 3: Cross multiply
    193,642,411.73x = 267,218,748.96 × 105,534,521.29
  4. Step 4: Simplify right side
    193,642,411.73x = 28,200,802,751,144,556
  5. Step 5: Solve for x
    x = 28,200,802,751,144,556/193,642,411.73
  6. Step 6: Final answer
    x = 145,633,399.73

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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.