Home / 12,069,397,674.20-18,104,096,511.30-7,420,351,806.20

Finding the Fourth Proportional to 12,069,397,674.20, 18,104,096,511.30 and 7,420,351,806.20

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Solution

The fourth proportional to 12,069,397,674.20, 18,104,096,511.30 and 7,420,351,806.20 is: 11,130,527,709.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,069,397,674.20 : 18,104,096,511.30 = 7,420,351,806.20 : x
  2. Step 2: Convert to fraction form
    12,069,397,674.20/18,104,096,511.30 = 7,420,351,806.20/x
  3. Step 3: Cross multiply
    12,069,397,674.20x = 18,104,096,511.30 × 7,420,351,806.20
  4. Step 4: Simplify right side
    12,069,397,674.20x = 134,338,765,247,244,058,624
  5. Step 5: Solve for x
    x = 134,338,765,247,244,058,624/12,069,397,674.20
  6. Step 6: Final answer
    x = 11,130,527,709.30

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Double scale
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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.