Home / 1,915,704,073.70-2,873,556,110.55-1,897,564,220.90

Finding the Fourth Proportional to 1,915,704,073.70, 2,873,556,110.55 and 1,897,564,220.90

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Solution

The fourth proportional to 1,915,704,073.70, 2,873,556,110.55 and 1,897,564,220.90 is: 2,846,346,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,915,704,073.70 : 2,873,556,110.55 = 1,897,564,220.90 : x
  2. Step 2: Convert to fraction form
    1,915,704,073.70/2,873,556,110.55 = 1,897,564,220.90/x
  3. Step 3: Cross multiply
    1,915,704,073.70x = 2,873,556,110.55 × 1,897,564,220.90
  4. Step 4: Simplify right side
    1,915,704,073.70x = 5,452,757,262,128,245,760
  5. Step 5: Solve for x
    x = 5,452,757,262,128,245,760/1,915,704,073.70
  6. Step 6: Final answer
    x = 2,846,346,331.35

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Double scale
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Similar ratio
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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.