Home / 297,156,979.60-445,735,469.40-92,684,726.80

Finding the Fourth Proportional to 297,156,979.60, 445,735,469.40 and 92,684,726.80

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Solution

The fourth proportional to 297,156,979.60, 445,735,469.40 and 92,684,726.80 is: 139,027,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,156,979.60 : 445,735,469.40 = 92,684,726.80 : x
  2. Step 2: Convert to fraction form
    297,156,979.60/445,735,469.40 = 92,684,726.80/x
  3. Step 3: Cross multiply
    297,156,979.60x = 445,735,469.40 × 92,684,726.80
  4. Step 4: Simplify right side
    297,156,979.60x = 41,312,870,206,408,760
  5. Step 5: Solve for x
    x = 41,312,870,206,408,760/297,156,979.60
  6. Step 6: Final answer
    x = 139,027,090.20

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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.