Home / 455,344,891.98-628,376,153.82-246,501,027.88

Finding the Fourth Proportional to 455,344,891.98, 628,376,153.82 and 246,501,027.88

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Solution

The fourth proportional to 455,344,891.98, 628,376,153.82 and 246,501,027.88 is: 340,171,528.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,344,891.98 : 628,376,153.82 = 246,501,027.88 : x
  2. Step 2: Convert to fraction form
    455,344,891.98/628,376,153.82 = 246,501,027.88/x
  3. Step 3: Cross multiply
    455,344,891.98x = 628,376,153.82 × 246,501,027.88
  4. Step 4: Simplify right side
    455,344,891.98x = 154,895,367,811,911,008
  5. Step 5: Solve for x
    x = 154,895,367,811,911,008/455,344,891.98
  6. Step 6: Final answer
    x = 340,171,528.31

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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.