Home / 99,525,560,278.44-149,394,578,286.15-42,893,371,480.98

Finding the Fourth Proportional to 99,525,560,278.44, 149,394,578,286.15 and 42,893,371,480.98

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Solution

The fourth proportional to 99,525,560,278.44, 149,394,578,286.15 and 42,893,371,480.98 is: 64,385,843,453.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,525,560,278.44 : 149,394,578,286.15 = 42,893,371,480.98 : x
  2. Step 2: Convert to fraction form
    99,525,560,278.44/149,394,578,286.15 = 42,893,371,480.98/x
  3. Step 3: Cross multiply
    99,525,560,278.44x = 149,394,578,286.15 × 42,893,371,480.98
  4. Step 4: Simplify right side
    99,525,560,278.44x = 6,408,037,143,672,180,965,376
  5. Step 5: Solve for x
    x = 6,408,037,143,672,180,965,376/99,525,560,278.44
  6. Step 6: Final answer
    x = 64,385,843,453.12

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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.