Home / 497,835,497.70-746,753,246.55-448,517,772.90

Finding the Fourth Proportional to 497,835,497.70, 746,753,246.55 and 448,517,772.90

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Solution

The fourth proportional to 497,835,497.70, 746,753,246.55 and 448,517,772.90 is: 672,776,659.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,835,497.70 : 746,753,246.55 = 448,517,772.90 : x
  2. Step 2: Convert to fraction form
    497,835,497.70/746,753,246.55 = 448,517,772.90/x
  3. Step 3: Cross multiply
    497,835,497.70x = 746,753,246.55 × 448,517,772.90
  4. Step 4: Simplify right side
    497,835,497.70x = 334,932,103,048,450,560
  5. Step 5: Solve for x
    x = 334,932,103,048,450,560/497,835,497.70
  6. Step 6: Final answer
    x = 672,776,659.35

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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.