Home / 497,712,504.30-746,568,756.45-394,920,005.10

Finding the Fourth Proportional to 497,712,504.30, 746,568,756.45 and 394,920,005.10

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Solution

The fourth proportional to 497,712,504.30, 746,568,756.45 and 394,920,005.10 is: 592,380,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,712,504.30 : 746,568,756.45 = 394,920,005.10 : x
  2. Step 2: Convert to fraction form
    497,712,504.30/746,568,756.45 = 394,920,005.10/x
  3. Step 3: Cross multiply
    497,712,504.30x = 746,568,756.45 × 394,920,005.10
  4. Step 4: Simplify right side
    497,712,504.30x = 294,834,937,104,734,720
  5. Step 5: Solve for x
    x = 294,834,937,104,734,720/497,712,504.30
  6. Step 6: Final answer
    x = 592,380,007.65

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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.