Home / 297,220,205.40-445,830,308.10-224,660,794.20

Finding the Fourth Proportional to 297,220,205.40, 445,830,308.10 and 224,660,794.20

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Solution

The fourth proportional to 297,220,205.40, 445,830,308.10 and 224,660,794.20 is: 336,991,191.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,220,205.40 : 445,830,308.10 = 224,660,794.20 : x
  2. Step 2: Convert to fraction form
    297,220,205.40/445,830,308.10 = 224,660,794.20/x
  3. Step 3: Cross multiply
    297,220,205.40x = 445,830,308.10 × 224,660,794.20
  4. Step 4: Simplify right side
    297,220,205.40x = 100,160,591,096,176,688
  5. Step 5: Solve for x
    x = 100,160,591,096,176,688/297,220,205.40
  6. Step 6: Final answer
    x = 336,991,191.30

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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.