Home / 192,476,112.96-288,598,871.70-61,261,710.78

Finding the Fourth Proportional to 192,476,112.96, 288,598,871.70 and 61,261,710.78

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Solution

The fourth proportional to 192,476,112.96, 288,598,871.70 and 61,261,710.78 is: 91,855,868.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,476,112.96 : 288,598,871.70 = 61,261,710.78 : x
  2. Step 2: Convert to fraction form
    192,476,112.96/288,598,871.70 = 61,261,710.78/x
  3. Step 3: Cross multiply
    192,476,112.96x = 288,598,871.70 × 61,261,710.78
  4. Step 4: Simplify right side
    192,476,112.96x = 17,680,060,609,519,726
  5. Step 5: Solve for x
    x = 17,680,060,609,519,726/192,476,112.96
  6. Step 6: Final answer
    x = 91,855,868.96

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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.