Home / 50,357,175.12-69,486,736.95-31,765,335.03

Finding the Fourth Proportional to 50,357,175.12, 69,486,736.95 and 31,765,335.03

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Solution

The fourth proportional to 50,357,175.12, 69,486,736.95 and 31,765,335.03 is: 43,832,273.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,357,175.12 : 69,486,736.95 = 31,765,335.03 : x
  2. Step 2: Convert to fraction form
    50,357,175.12/69,486,736.95 = 31,765,335.03/x
  3. Step 3: Cross multiply
    50,357,175.12x = 69,486,736.95 × 31,765,335.03
  4. Step 4: Simplify right side
    50,357,175.12x = 2,207,269,479,358,230.50
  5. Step 5: Solve for x
    x = 2,207,269,479,358,230.50/50,357,175.12
  6. Step 6: Final answer
    x = 43,832,273.64

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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.