Home / 185,950,182.15-278,839,081.31-69,334,226.64

Finding the Fourth Proportional to 185,950,182.15, 278,839,081.31 and 69,334,226.64

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Solution

The fourth proportional to 185,950,182.15, 278,839,081.31 and 69,334,226.64 is: 103,969,202.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,950,182.15 : 278,839,081.31 = 69,334,226.64 : x
  2. Step 2: Convert to fraction form
    185,950,182.15/278,839,081.31 = 69,334,226.64/x
  3. Step 3: Cross multiply
    185,950,182.15x = 278,839,081.31 × 69,334,226.64
  4. Step 4: Simplify right side
    185,950,182.15x = 19,333,092,059,290,256
  5. Step 5: Solve for x
    x = 19,333,092,059,290,256/185,950,182.15
  6. Step 6: Final answer
    x = 103,969,202.05

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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.