Home / 111,550,541.80-167,325,812.70-103,897,791.40

Finding the Fourth Proportional to 111,550,541.80, 167,325,812.70 and 103,897,791.40

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Solution

The fourth proportional to 111,550,541.80, 167,325,812.70 and 103,897,791.40 is: 155,846,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,550,541.80 : 167,325,812.70 = 103,897,791.40 : x
  2. Step 2: Convert to fraction form
    111,550,541.80/167,325,812.70 = 103,897,791.40/x
  3. Step 3: Cross multiply
    111,550,541.80x = 167,325,812.70 × 103,897,791.40
  4. Step 4: Simplify right side
    111,550,541.80x = 17,384,782,383,740,070
  5. Step 5: Solve for x
    x = 17,384,782,383,740,070/111,550,541.80
  6. Step 6: Final answer
    x = 155,846,687.10

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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.