Home / 834,427,498.70-1,250,689,159.83-336,119,156.17

Finding the Fourth Proportional to 834,427,498.70, 1,250,689,159.83 and 336,119,156.17

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Solution

The fourth proportional to 834,427,498.70, 1,250,689,159.83 and 336,119,156.17 is: 503,795,219.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,427,498.70 : 1,250,689,159.83 = 336,119,156.17 : x
  2. Step 2: Convert to fraction form
    834,427,498.70/1,250,689,159.83 = 336,119,156.17/x
  3. Step 3: Cross multiply
    834,427,498.70x = 1,250,689,159.83 × 336,119,156.17
  4. Step 4: Simplify right side
    834,427,498.70x = 420,380,585,038,065,344
  5. Step 5: Solve for x
    x = 420,380,585,038,065,344/834,427,498.70
  6. Step 6: Final answer
    x = 503,795,219.71

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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.