Home / 448,262,067.11-618,603,801.15-247,318,931.34

Finding the Fourth Proportional to 448,262,067.11, 618,603,801.15 and 247,318,931.34

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Solution

The fourth proportional to 448,262,067.11, 618,603,801.15 and 247,318,931.34 is: 341,301,310.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,262,067.11 : 618,603,801.15 = 247,318,931.34 : x
  2. Step 2: Convert to fraction form
    448,262,067.11/618,603,801.15 = 247,318,931.34/x
  3. Step 3: Cross multiply
    448,262,067.11x = 618,603,801.15 × 247,318,931.34
  4. Step 4: Simplify right side
    448,262,067.11x = 152,992,431,022,814,912
  5. Step 5: Solve for x
    x = 152,992,431,022,814,912/448,262,067.11
  6. Step 6: Final answer
    x = 341,301,310.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.