Home / 1,073,504,995.80-1,609,312,709.70-727,336,138.20

Finding the Fourth Proportional to 1,073,504,995.80, 1,609,312,709.70 and 727,336,138.20

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Solution

The fourth proportional to 1,073,504,995.80, 1,609,312,709.70 and 727,336,138.20 is: 1,090,364,084.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,504,995.80 : 1,609,312,709.70 = 727,336,138.20 : x
  2. Step 2: Convert to fraction form
    1,073,504,995.80/1,609,312,709.70 = 727,336,138.20/x
  3. Step 3: Cross multiply
    1,073,504,995.80x = 1,609,312,709.70 × 727,336,138.20
  4. Step 4: Simplify right side
    1,073,504,995.80x = 1,170,511,291,429,375,744
  5. Step 5: Solve for x
    x = 1,170,511,291,429,375,744/1,073,504,995.80
  6. Step 6: Final answer
    x = 1,090,364,084.01

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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.