Home / 111,763,077.12-154,238,119.25-62,206,619.40

Finding the Fourth Proportional to 111,763,077.12, 154,238,119.25 and 62,206,619.40

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Solution

The fourth proportional to 111,763,077.12, 154,238,119.25 and 62,206,619.40 is: 85,847,958.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,763,077.12 : 154,238,119.25 = 62,206,619.40 : x
  2. Step 2: Convert to fraction form
    111,763,077.12/154,238,119.25 = 62,206,619.40/x
  3. Step 3: Cross multiply
    111,763,077.12x = 154,238,119.25 × 62,206,619.40
  4. Step 4: Simplify right side
    111,763,077.12x = 9,594,631,980,845,530
  5. Step 5: Solve for x
    x = 9,594,631,980,845,530/111,763,077.12
  6. Step 6: Final answer
    x = 85,847,958.27

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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.