Home / 331,424,467.10-497,174,025.45-101,391,724.70

Finding the Fourth Proportional to 331,424,467.10, 497,174,025.45 and 101,391,724.70

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Solution

The fourth proportional to 331,424,467.10, 497,174,025.45 and 101,391,724.70 is: 152,099,005.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,424,467.10 : 497,174,025.45 = 101,391,724.70 : x
  2. Step 2: Convert to fraction form
    331,424,467.10/497,174,025.45 = 101,391,724.70/x
  3. Step 3: Cross multiply
    331,424,467.10x = 497,174,025.45 × 101,391,724.70
  4. Step 4: Simplify right side
    331,424,467.10x = 50,409,331,916,417,192
  5. Step 5: Solve for x
    x = 50,409,331,916,417,192/331,424,467.10
  6. Step 6: Final answer
    x = 152,099,005.72

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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.