Home / 132,352,013.63-198,144,644.32-99,700,096.62

Finding the Fourth Proportional to 132,352,013.63, 198,144,644.32 and 99,700,096.62

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Solution

The fourth proportional to 132,352,013.63, 198,144,644.32 and 99,700,096.62 is: 149,261,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,352,013.63 : 198,144,644.32 = 99,700,096.62 : x
  2. Step 2: Convert to fraction form
    132,352,013.63/198,144,644.32 = 99,700,096.62/x
  3. Step 3: Cross multiply
    132,352,013.63x = 198,144,644.32 × 99,700,096.62
  4. Step 4: Simplify right side
    132,352,013.63x = 19,755,040,183,610,612
  5. Step 5: Solve for x
    x = 19,755,040,183,610,612/132,352,013.63
  6. Step 6: Final answer
    x = 149,261,349.66

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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.