Home / 131,328,402.30-196,992,603.45-124,274,015.10

Finding the Fourth Proportional to 131,328,402.30, 196,992,603.45 and 124,274,015.10

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Solution

The fourth proportional to 131,328,402.30, 196,992,603.45 and 124,274,015.10 is: 186,411,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,402.30 : 196,992,603.45 = 124,274,015.10 : x
  2. Step 2: Convert to fraction form
    131,328,402.30/196,992,603.45 = 124,274,015.10/x
  3. Step 3: Cross multiply
    131,328,402.30x = 196,992,603.45 × 124,274,015.10
  4. Step 4: Simplify right side
    131,328,402.30x = 24,481,061,775,733,608
  5. Step 5: Solve for x
    x = 24,481,061,775,733,608/131,328,402.30
  6. Step 6: Final answer
    x = 186,411,022.65

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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.