Home / 1,073,504,994.30-1,609,312,707.45-727,336,136.70

Finding the Fourth Proportional to 1,073,504,994.30, 1,609,312,707.45 and 727,336,136.70

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Solution

The fourth proportional to 1,073,504,994.30, 1,609,312,707.45 and 727,336,136.70 is: 1,090,364,081.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,504,994.30 : 1,609,312,707.45 = 727,336,136.70 : x
  2. Step 2: Convert to fraction form
    1,073,504,994.30/1,609,312,707.45 = 727,336,136.70/x
  3. Step 3: Cross multiply
    1,073,504,994.30x = 1,609,312,707.45 × 727,336,136.70
  4. Step 4: Simplify right side
    1,073,504,994.30x = 1,170,511,287,378,900,480
  5. Step 5: Solve for x
    x = 1,170,511,287,378,900,480/1,073,504,994.30
  6. Step 6: Final answer
    x = 1,090,364,081.76

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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.