Home / 318,297,052.20-477,697,520.70-124,301,404.20

Finding the Fourth Proportional to 318,297,052.20, 477,697,520.70 and 124,301,404.20

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Solution

The fourth proportional to 318,297,052.20, 477,697,520.70 and 124,301,404.20 is: 186,550,494.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,297,052.20 : 477,697,520.70 = 124,301,404.20 : x
  2. Step 2: Convert to fraction form
    318,297,052.20/477,697,520.70 = 124,301,404.20/x
  3. Step 3: Cross multiply
    318,297,052.20x = 477,697,520.70 × 124,301,404.20
  4. Step 4: Simplify right side
    318,297,052.20x = 59,378,472,605,868,568
  5. Step 5: Solve for x
    x = 59,378,472,605,868,568/318,297,052.20
  6. Step 6: Final answer
    x = 186,550,494.88

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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.