Home / 17,034,911,438.42-25,529,526,616.88-13,257,864,555.12

Finding the Fourth Proportional to 17,034,911,438.42, 25,529,526,616.88 and 13,257,864,555.12

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Solution

The fourth proportional to 17,034,911,438.42, 25,529,526,616.88 and 13,257,864,555.12 is: 19,869,020,585.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,034,911,438.42 : 25,529,526,616.88 = 13,257,864,555.12 : x
  2. Step 2: Convert to fraction form
    17,034,911,438.42/25,529,526,616.88 = 13,257,864,555.12/x
  3. Step 3: Cross multiply
    17,034,911,438.42x = 25,529,526,616.88 × 13,257,864,555.12
  4. Step 4: Simplify right side
    17,034,911,438.42x = 338,467,006,042,952,499,200
  5. Step 5: Solve for x
    x = 338,467,006,042,952,499,200/17,034,911,438.42
  6. Step 6: Final answer
    x = 19,869,020,585.54

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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.