Home / 7,900,305,441.41-10,891,874,692.95-6,276,217,002.21

Finding the Fourth Proportional to 7,900,305,441.41, 10,891,874,692.95 and 6,276,217,002.21

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Solution

The fourth proportional to 7,900,305,441.41, 10,891,874,692.95 and 6,276,217,002.21 is: 8,652,800,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900,305,441.41 : 10,891,874,692.95 = 6,276,217,002.21 : x
  2. Step 2: Convert to fraction form
    7,900,305,441.41/10,891,874,692.95 = 6,276,217,002.21/x
  3. Step 3: Cross multiply
    7,900,305,441.41x = 10,891,874,692.95 × 6,276,217,002.21
  4. Step 4: Simplify right side
    7,900,305,441.41x = 68,359,769,133,833,617,408
  5. Step 5: Solve for x
    x = 68,359,769,133,833,617,408/7,900,305,441.41
  6. Step 6: Final answer
    x = 8,652,800,786.10

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1.5x scale

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.