Home / 664,310,321.40-996,465,482.10-295,844,561.40

Finding the Fourth Proportional to 664,310,321.40, 996,465,482.10 and 295,844,561.40

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Solution

The fourth proportional to 664,310,321.40, 996,465,482.10 and 295,844,561.40 is: 443,766,842.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,310,321.40 : 996,465,482.10 = 295,844,561.40 : x
  2. Step 2: Convert to fraction form
    664,310,321.40/996,465,482.10 = 295,844,561.40/x
  3. Step 3: Cross multiply
    664,310,321.40x = 996,465,482.10 × 295,844,561.40
  4. Step 4: Simplify right side
    664,310,321.40x = 294,798,893,502,114,048
  5. Step 5: Solve for x
    x = 294,798,893,502,114,048/664,310,321.40
  6. Step 6: Final answer
    x = 443,766,842.10

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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.