Home / 834,427,499.45-1,250,689,160.96-336,119,156.93

Finding the Fourth Proportional to 834,427,499.45, 1,250,689,160.96 and 336,119,156.93

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Solution

The fourth proportional to 834,427,499.45, 1,250,689,160.96 and 336,119,156.93 is: 503,795,220.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,427,499.45 : 1,250,689,160.96 = 336,119,156.93 : x
  2. Step 2: Convert to fraction form
    834,427,499.45/1,250,689,160.96 = 336,119,156.93/x
  3. Step 3: Cross multiply
    834,427,499.45x = 1,250,689,160.96 × 336,119,156.93
  4. Step 4: Simplify right side
    834,427,499.45x = 420,380,586,355,430,208
  5. Step 5: Solve for x
    x = 420,380,586,355,430,208/834,427,499.45
  6. Step 6: Final answer
    x = 503,795,220.83

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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.