Home / 2,609,468,657.40-3,601,067,340.78-1,436,046,929.40

Finding the Fourth Proportional to 2,609,468,657.40, 3,601,067,340.78 and 1,436,046,929.40

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Solution

The fourth proportional to 2,609,468,657.40, 3,601,067,340.78 and 1,436,046,929.40 is: 1,981,745,089.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,609,468,657.40 : 3,601,067,340.78 = 1,436,046,929.40 : x
  2. Step 2: Convert to fraction form
    2,609,468,657.40/3,601,067,340.78 = 1,436,046,929.40/x
  3. Step 3: Cross multiply
    2,609,468,657.40x = 3,601,067,340.78 × 1,436,046,929.40
  4. Step 4: Simplify right side
    2,609,468,657.40x = 5,171,301,697,289,743,360
  5. Step 5: Solve for x
    x = 5,171,301,697,289,743,360/2,609,468,657.40
  6. Step 6: Final answer
    x = 1,981,745,089.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.