Home / 817,719,609.80-1,226,579,414.70-736,090,272.20

Finding the Fourth Proportional to 817,719,609.80, 1,226,579,414.70 and 736,090,272.20

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Solution

The fourth proportional to 817,719,609.80, 1,226,579,414.70 and 736,090,272.20 is: 1,104,135,408.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,719,609.80 : 1,226,579,414.70 = 736,090,272.20 : x
  2. Step 2: Convert to fraction form
    817,719,609.80/1,226,579,414.70 = 736,090,272.20/x
  3. Step 3: Cross multiply
    817,719,609.80x = 1,226,579,414.70 × 736,090,272.20
  4. Step 4: Simplify right side
    817,719,609.80x = 902,873,175,241,439,744
  5. Step 5: Solve for x
    x = 902,873,175,241,439,744/817,719,609.80
  6. Step 6: Final answer
    x = 1,104,135,408.30

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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.