Home / 297,780,761.20-446,671,141.80-228,906,007.60

Finding the Fourth Proportional to 297,780,761.20, 446,671,141.80 and 228,906,007.60

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Solution

The fourth proportional to 297,780,761.20, 446,671,141.80 and 228,906,007.60 is: 343,359,011.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,780,761.20 : 446,671,141.80 = 228,906,007.60 : x
  2. Step 2: Convert to fraction form
    297,780,761.20/446,671,141.80 = 228,906,007.60/x
  3. Step 3: Cross multiply
    297,780,761.20x = 446,671,141.80 × 228,906,007.60
  4. Step 4: Simplify right side
    297,780,761.20x = 102,245,707,779,571,472
  5. Step 5: Solve for x
    x = 102,245,707,779,571,472/297,780,761.20
  6. Step 6: Final answer
    x = 343,359,011.40

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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.