Home / 1,615,486,346.82-2,229,548,301.72-937,452,661.38

Finding the Fourth Proportional to 1,615,486,346.82, 2,229,548,301.72 and 937,452,661.38

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Solution

The fourth proportional to 1,615,486,346.82, 2,229,548,301.72 and 937,452,661.38 is: 1,293,787,467.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,486,346.82 : 2,229,548,301.72 = 937,452,661.38 : x
  2. Step 2: Convert to fraction form
    1,615,486,346.82/2,229,548,301.72 = 937,452,661.38/x
  3. Step 3: Cross multiply
    1,615,486,346.82x = 2,229,548,301.72 × 937,452,661.38
  4. Step 4: Simplify right side
    1,615,486,346.82x = 2,090,095,989,122,673,152
  5. Step 5: Solve for x
    x = 2,090,095,989,122,673,152/1,615,486,346.82
  6. Step 6: Final answer
    x = 1,293,787,467.31

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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.