Home / 1,664,736,615.77-2,496,358,581.11-992,008,974.21

Finding the Fourth Proportional to 1,664,736,615.77, 2,496,358,581.11 and 992,008,974.21

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Solution

The fourth proportional to 1,664,736,615.77, 2,496,358,581.11 and 992,008,974.21 is: 1,487,568,719.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,736,615.77 : 2,496,358,581.11 = 992,008,974.21 : x
  2. Step 2: Convert to fraction form
    1,664,736,615.77/2,496,358,581.11 = 992,008,974.21/x
  3. Step 3: Cross multiply
    1,664,736,615.77x = 2,496,358,581.11 × 992,008,974.21
  4. Step 4: Simplify right side
    1,664,736,615.77x = 2,476,410,115,296,610,816
  5. Step 5: Solve for x
    x = 2,476,410,115,296,610,816/1,664,736,615.77
  6. Step 6: Final answer
    x = 1,487,568,719.19

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Double scale
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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.