Home / 215,563,197.86-323,340,128.23-60,112,857.95

Finding the Fourth Proportional to 215,563,197.86, 323,340,128.23 and 60,112,857.95

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Solution

The fourth proportional to 215,563,197.86, 323,340,128.23 and 60,112,857.95 is: 90,167,985.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,563,197.86 : 323,340,128.23 = 60,112,857.95 : x
  2. Step 2: Convert to fraction form
    215,563,197.86/323,340,128.23 = 60,112,857.95/x
  3. Step 3: Cross multiply
    215,563,197.86x = 323,340,128.23 × 60,112,857.95
  4. Step 4: Simplify right side
    215,563,197.86x = 19,436,899,197,341,252
  5. Step 5: Solve for x
    x = 19,436,899,197,341,252/215,563,197.86
  6. Step 6: Final answer
    x = 90,167,985.03

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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.