Home / 297,220,199.40-445,830,299.10-224,660,788.20

Finding the Fourth Proportional to 297,220,199.40, 445,830,299.10 and 224,660,788.20

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Solution

The fourth proportional to 297,220,199.40, 445,830,299.10 and 224,660,788.20 is: 336,991,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,220,199.40 : 445,830,299.10 = 224,660,788.20 : x
  2. Step 2: Convert to fraction form
    297,220,199.40/445,830,299.10 = 224,660,788.20/x
  3. Step 3: Cross multiply
    297,220,199.40x = 445,830,299.10 × 224,660,788.20
  4. Step 4: Simplify right side
    297,220,199.40x = 100,160,586,399,247,744
  5. Step 5: Solve for x
    x = 100,160,586,399,247,744/297,220,199.40
  6. Step 6: Final answer
    x = 336,991,182.30

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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.