Home / 448,441,270.57-672,431,483.40-202,664,781.73

Finding the Fourth Proportional to 448,441,270.57, 672,431,483.40 and 202,664,781.73

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Solution

The fourth proportional to 448,441,270.57, 672,431,483.40 and 202,664,781.73 is: 303,893,037.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,441,270.57 : 672,431,483.40 = 202,664,781.73 : x
  2. Step 2: Convert to fraction form
    448,441,270.57/672,431,483.40 = 202,664,781.73/x
  3. Step 3: Cross multiply
    448,441,270.57x = 672,431,483.40 × 202,664,781.73
  4. Step 4: Simplify right side
    448,441,270.57x = 136,278,179,811,641,104
  5. Step 5: Solve for x
    x = 136,278,179,811,641,104/448,441,270.57
  6. Step 6: Final answer
    x = 303,893,037.41

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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.