Home / 131,230,377.40-196,844,850.06-53,506,976.44

Finding the Fourth Proportional to 131,230,377.40, 196,844,850.06 and 53,506,976.44

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Solution

The fourth proportional to 131,230,377.40, 196,844,850.06 and 53,506,976.44 is: 80,260,172.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,230,377.40 : 196,844,850.06 = 53,506,976.44 : x
  2. Step 2: Convert to fraction form
    131,230,377.40/196,844,850.06 = 53,506,976.44/x
  3. Step 3: Cross multiply
    131,230,377.40x = 196,844,850.06 × 53,506,976.44
  4. Step 4: Simplify right side
    131,230,377.40x = 10,532,572,754,495,752
  5. Step 5: Solve for x
    x = 10,532,572,754,495,752/131,230,377.40
  6. Step 6: Final answer
    x = 80,260,172.71

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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.