Home / 284,957,600,299.74-427,508,750,015.28-131,912,826,377.16

Finding the Fourth Proportional to 284,957,600,299.74, 427,508,750,015.28 and 131,912,826,377.16

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Solution

The fourth proportional to 284,957,600,299.74, 427,508,750,015.28 and 131,912,826,377.16 is: 197,902,731,691.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,957,600,299.74 : 427,508,750,015.28 = 131,912,826,377.16 : x
  2. Step 2: Convert to fraction form
    284,957,600,299.74/427,508,750,015.28 = 131,912,826,377.16/x
  3. Step 3: Cross multiply
    284,957,600,299.74x = 427,508,750,015.28 × 131,912,826,377.16
  4. Step 4: Simplify right side
    284,957,600,299.74x = 56,393,887,515,482,330,759,168
  5. Step 5: Solve for x
    x = 56,393,887,515,482,330,759,168/284,957,600,299.74
  6. Step 6: Final answer
    x = 197,902,731,691.18

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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.