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Finding the Fourth Proportional to 297,866,469.60, 446,799,704.40 and 79,516,389.60

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Solution

The fourth proportional to 297,866,469.60, 446,799,704.40 and 79,516,389.60 is: 119,274,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,866,469.60 : 446,799,704.40 = 79,516,389.60 : x
  2. Step 2: Convert to fraction form
    297,866,469.60/446,799,704.40 = 79,516,389.60/x
  3. Step 3: Cross multiply
    297,866,469.60x = 446,799,704.40 × 79,516,389.60
  4. Step 4: Simplify right side
    297,866,469.60x = 35,527,899,368,235,228
  5. Step 5: Solve for x
    x = 35,527,899,368,235,228/297,866,469.60
  6. Step 6: Final answer
    x = 119,274,584.40

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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.