Home / 1,679,332,585.96-2,317,585,618.02-936,775,135.72

Finding the Fourth Proportional to 1,679,332,585.96, 2,317,585,618.02 and 936,775,135.72

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Solution

The fourth proportional to 1,679,332,585.96, 2,317,585,618.02 and 936,775,135.72 is: 1,292,809,179.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,332,585.96 : 2,317,585,618.02 = 936,775,135.72 : x
  2. Step 2: Convert to fraction form
    1,679,332,585.96/2,317,585,618.02 = 936,775,135.72/x
  3. Step 3: Cross multiply
    1,679,332,585.96x = 2,317,585,618.02 × 936,775,135.72
  4. Step 4: Simplify right side
    1,679,332,585.96x = 2,171,056,581,863,405,568
  5. Step 5: Solve for x
    x = 2,171,056,581,863,405,568/1,679,332,585.96
  6. Step 6: Final answer
    x = 1,292,809,179.08

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Double scale
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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.