Home / 110,754,013.80-166,131,020.70-65,404,381.80

Finding the Fourth Proportional to 110,754,013.80, 166,131,020.70 and 65,404,381.80

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Solution

The fourth proportional to 110,754,013.80, 166,131,020.70 and 65,404,381.80 is: 98,106,572.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,754,013.80 : 166,131,020.70 = 65,404,381.80 : x
  2. Step 2: Convert to fraction form
    110,754,013.80/166,131,020.70 = 65,404,381.80/x
  3. Step 3: Cross multiply
    110,754,013.80x = 166,131,020.70 × 65,404,381.80
  4. Step 4: Simplify right side
    110,754,013.80x = 10,865,696,706,686,502
  5. Step 5: Solve for x
    x = 10,865,696,706,686,502/110,754,013.80
  6. Step 6: Final answer
    x = 98,106,572.70

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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.