Home / 52,191,060,755.46-78,254,552,049.81-20,282,476,626.73

Finding the Fourth Proportional to 52,191,060,755.46, 78,254,552,049.81 and 20,282,476,626.73

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Solution

The fourth proportional to 52,191,060,755.46, 78,254,552,049.81 and 20,282,476,626.73 is: 30,411,263,919.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,191,060,755.46 : 78,254,552,049.81 = 20,282,476,626.73 : x
  2. Step 2: Convert to fraction form
    52,191,060,755.46/78,254,552,049.81 = 20,282,476,626.73/x
  3. Step 3: Cross multiply
    52,191,060,755.46x = 78,254,552,049.81 × 20,282,476,626.73
  4. Step 4: Simplify right side
    52,191,060,755.46x = 1,587,196,122,885,497,552,896
  5. Step 5: Solve for x
    x = 1,587,196,122,885,497,552,896/52,191,060,755.46
  6. Step 6: Final answer
    x = 30,411,263,919.74

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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.