Home / 161,652,098.86-242,631,446.94-100,054,932.21

Finding the Fourth Proportional to 161,652,098.86, 242,631,446.94 and 100,054,932.21

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Solution

The fourth proportional to 161,652,098.86, 242,631,446.94 and 100,054,932.21 is: 150,177,282.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,652,098.86 : 242,631,446.94 = 100,054,932.21 : x
  2. Step 2: Convert to fraction form
    161,652,098.86/242,631,446.94 = 100,054,932.21/x
  3. Step 3: Cross multiply
    161,652,098.86x = 242,631,446.94 × 100,054,932.21
  4. Step 4: Simplify right side
    161,652,098.86x = 24,276,472,975,595,912
  5. Step 5: Solve for x
    x = 24,276,472,975,595,912/161,652,098.86
  6. Step 6: Final answer
    x = 150,177,282.86

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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.