Home / 497,665,632.20-746,498,448.30-448,347,907.40

Finding the Fourth Proportional to 497,665,632.20, 746,498,448.30 and 448,347,907.40

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Solution

The fourth proportional to 497,665,632.20, 746,498,448.30 and 448,347,907.40 is: 672,521,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,665,632.20 : 746,498,448.30 = 448,347,907.40 : x
  2. Step 2: Convert to fraction form
    497,665,632.20/746,498,448.30 = 448,347,907.40/x
  3. Step 3: Cross multiply
    497,665,632.20x = 746,498,448.30 × 448,347,907.40
  4. Step 4: Simplify right side
    497,665,632.20x = 334,691,017,172,652,032
  5. Step 5: Solve for x
    x = 334,691,017,172,652,032/497,665,632.20
  6. Step 6: Final answer
    x = 672,521,861.10

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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.