Home / 497,664,007.10-746,496,010.65-429,583,571.90

Finding the Fourth Proportional to 497,664,007.10, 746,496,010.65 and 429,583,571.90

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Solution

The fourth proportional to 497,664,007.10, 746,496,010.65 and 429,583,571.90 is: 644,375,357.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,664,007.10 : 746,496,010.65 = 429,583,571.90 : x
  2. Step 2: Convert to fraction form
    497,664,007.10/746,496,010.65 = 429,583,571.90/x
  3. Step 3: Cross multiply
    497,664,007.10x = 746,496,010.65 × 429,583,571.90
  4. Step 4: Simplify right side
    497,664,007.10x = 320,682,422,664,127,424
  5. Step 5: Solve for x
    x = 320,682,422,664,127,424/497,664,007.10
  6. Step 6: Final answer
    x = 644,375,357.85

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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.