Home / 124,570,739.70-186,856,109.55-117,396,286.20

Finding the Fourth Proportional to 124,570,739.70, 186,856,109.55 and 117,396,286.20

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Solution

The fourth proportional to 124,570,739.70, 186,856,109.55 and 117,396,286.20 is: 176,094,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,570,739.70 : 186,856,109.55 = 117,396,286.20 : x
  2. Step 2: Convert to fraction form
    124,570,739.70/186,856,109.55 = 117,396,286.20/x
  3. Step 3: Cross multiply
    124,570,739.70x = 186,856,109.55 × 117,396,286.20
  4. Step 4: Simplify right side
    124,570,739.70x = 21,936,213,314,950,356
  5. Step 5: Solve for x
    x = 21,936,213,314,950,356/124,570,739.70
  6. Step 6: Final answer
    x = 176,094,429.30

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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.