Home / 49,260,170,872.37-73,850,492,692.53-45,284,021,210.76

Finding the Fourth Proportional to 49,260,170,872.37, 73,850,492,692.53 and 45,284,021,210.76

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Solution

The fourth proportional to 49,260,170,872.37, 73,850,492,692.53 and 45,284,021,210.76 is: 67,889,477,813.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,260,170,872.37 : 73,850,492,692.53 = 45,284,021,210.76 : x
  2. Step 2: Convert to fraction form
    49,260,170,872.37/73,850,492,692.53 = 45,284,021,210.76/x
  3. Step 3: Cross multiply
    49,260,170,872.37x = 73,850,492,692.53 × 45,284,021,210.76
  4. Step 4: Simplify right side
    49,260,170,872.37x = 3,344,247,277,513,605,120,000
  5. Step 5: Solve for x
    x = 3,344,247,277,513,605,120,000/49,260,170,872.37
  6. Step 6: Final answer
    x = 67,889,477,813.19

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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.