Home / 1,573,315,623.78-2,171,175,994.92-868,468,063.38

Finding the Fourth Proportional to 1,573,315,623.78, 2,171,175,994.92 and 868,468,063.38

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Solution

The fourth proportional to 1,573,315,623.78, 2,171,175,994.92 and 868,468,063.38 is: 1,198,486,167.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,315,623.78 : 2,171,175,994.92 = 868,468,063.38 : x
  2. Step 2: Convert to fraction form
    1,573,315,623.78/2,171,175,994.92 = 868,468,063.38/x
  3. Step 3: Cross multiply
    1,573,315,623.78x = 2,171,175,994.92 × 868,468,063.38
  4. Step 4: Simplify right side
    1,573,315,623.78x = 1,885,597,011,565,317,120
  5. Step 5: Solve for x
    x = 1,885,597,011,565,317,120/1,573,315,623.78
  6. Step 6: Final answer
    x = 1,198,486,167.09

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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.