Home / 541,358,305.92-747,075,067.20-293,839,594.56

Finding the Fourth Proportional to 541,358,305.92, 747,075,067.20 and 293,839,594.56

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Solution

The fourth proportional to 541,358,305.92, 747,075,067.20 and 293,839,594.56 is: 405,498,968.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,358,305.92 : 747,075,067.20 = 293,839,594.56 : x
  2. Step 2: Convert to fraction form
    541,358,305.92/747,075,067.20 = 293,839,594.56/x
  3. Step 3: Cross multiply
    541,358,305.92x = 747,075,067.20 × 293,839,594.56
  4. Step 4: Simplify right side
    541,358,305.92x = 219,520,234,851,932,768
  5. Step 5: Solve for x
    x = 219,520,234,851,932,768/541,358,305.92
  6. Step 6: Final answer
    x = 405,498,968.89

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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.