Home / 664,302,024.90-996,453,037.35-492,115,140.90

Finding the Fourth Proportional to 664,302,024.90, 996,453,037.35 and 492,115,140.90

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Solution

The fourth proportional to 664,302,024.90, 996,453,037.35 and 492,115,140.90 is: 738,172,711.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,302,024.90 : 996,453,037.35 = 492,115,140.90 : x
  2. Step 2: Convert to fraction form
    664,302,024.90/996,453,037.35 = 492,115,140.90/x
  3. Step 3: Cross multiply
    664,302,024.90x = 996,453,037.35 × 492,115,140.90
  4. Step 4: Simplify right side
    664,302,024.90x = 490,369,626,875,728,192
  5. Step 5: Solve for x
    x = 490,369,626,875,728,192/664,302,024.90
  6. Step 6: Final answer
    x = 738,172,711.35

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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.