Home / 12,385,223,908.50-18,570,232,593.55-4,813,167,156.25

Finding the Fourth Proportional to 12,385,223,908.50, 18,570,232,593.55 and 4,813,167,156.25

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Solution

The fourth proportional to 12,385,223,908.50, 18,570,232,593.55 and 4,813,167,156.25 is: 7,216,795,938.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,385,223,908.50 : 18,570,232,593.55 = 4,813,167,156.25 : x
  2. Step 2: Convert to fraction form
    12,385,223,908.50/18,570,232,593.55 = 4,813,167,156.25/x
  3. Step 3: Cross multiply
    12,385,223,908.50x = 18,570,232,593.55 × 4,813,167,156.25
  4. Step 4: Simplify right side
    12,385,223,908.50x = 89,381,633,603,198,107,648
  5. Step 5: Solve for x
    x = 89,381,633,603,198,107,648/12,385,223,908.50
  6. Step 6: Final answer
    x = 7,216,795,938.74

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1.5x scale

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.