Home / 9,109,609,811.20-13,637,204,937.60-5,427,219,692.80

Finding the Fourth Proportional to 9,109,609,811.20, 13,637,204,937.60 and 5,427,219,692.80

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Solution

The fourth proportional to 9,109,609,811.20, 13,637,204,937.60 and 5,427,219,692.80 is: 8,124,618,806.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,109,609,811.20 : 13,637,204,937.60 = 5,427,219,692.80 : x
  2. Step 2: Convert to fraction form
    9,109,609,811.20/13,637,204,937.60 = 5,427,219,692.80/x
  3. Step 3: Cross multiply
    9,109,609,811.20x = 13,637,204,937.60 × 5,427,219,692.80
  4. Step 4: Simplify right side
    9,109,609,811.20x = 74,012,107,192,092,114,944
  5. Step 5: Solve for x
    x = 74,012,107,192,092,114,944/9,109,609,811.20
  6. Step 6: Final answer
    x = 8,124,618,806.52

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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.