Home / 18,248,647,755.39-27,384,486,188.08-7,767,847,064.67

Finding the Fourth Proportional to 18,248,647,755.39, 27,384,486,188.08 and 7,767,847,064.67

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Solution

The fourth proportional to 18,248,647,755.39, 27,384,486,188.08 and 7,767,847,064.67 is: 11,656,671,963.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,248,647,755.39 : 27,384,486,188.08 = 7,767,847,064.67 : x
  2. Step 2: Convert to fraction form
    18,248,647,755.39/27,384,486,188.08 = 7,767,847,064.67/x
  3. Step 3: Cross multiply
    18,248,647,755.39x = 27,384,486,188.08 × 7,767,847,064.67
  4. Step 4: Simplify right side
    18,248,647,755.39x = 212,718,500,653,573,406,720
  5. Step 5: Solve for x
    x = 212,718,500,653,573,406,720/18,248,647,755.39
  6. Step 6: Final answer
    x = 11,656,671,963.04

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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.