Home / 107,300,982.80-160,972,469.40-45,890,022.80

Finding the Fourth Proportional to 107,300,982.80, 160,972,469.40 and 45,890,022.80

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Solution

The fourth proportional to 107,300,982.80, 160,972,469.40 and 45,890,022.80 is: 68,844,013.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,300,982.80 : 160,972,469.40 = 45,890,022.80 : x
  2. Step 2: Convert to fraction form
    107,300,982.80/160,972,469.40 = 45,890,022.80/x
  3. Step 3: Cross multiply
    107,300,982.80x = 160,972,469.40 × 45,890,022.80
  4. Step 4: Simplify right side
    107,300,982.80x = 7,387,030,290,938,302
  5. Step 5: Solve for x
    x = 7,387,030,290,938,302/107,300,982.80
  6. Step 6: Final answer
    x = 68,844,013.34

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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.