Home / 186,847,334.48-280,271,019-55,691,642

Finding the Fourth Proportional to 186,847,334.48, 280,271,019 and 55,691,642

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Solution

The fourth proportional to 186,847,334.48, 280,271,019 and 55,691,642 is: 83,537,468.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,847,334.48 : 280,271,019 = 55,691,642 : x
  2. Step 2: Convert to fraction form
    186,847,334.48/280,271,019 = 55,691,642/x
  3. Step 3: Cross multiply
    186,847,334.48x = 280,271,019 × 55,691,642
  4. Step 4: Simplify right side
    186,847,334.48x = 15,608,753,253,123,198
  5. Step 5: Solve for x
    x = 15,608,753,253,123,198/186,847,334.48
  6. Step 6: Final answer
    x = 83,537,468.15

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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.