Home / 824,318,367.62-1,236,471,252.78-210,901,609.22

Finding the Fourth Proportional to 824,318,367.62, 1,236,471,252.78 and 210,901,609.22

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Solution

The fourth proportional to 824,318,367.62, 1,236,471,252.78 and 210,901,609.22 is: 316,350,802.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,318,367.62 : 1,236,471,252.78 = 210,901,609.22 : x
  2. Step 2: Convert to fraction form
    824,318,367.62/1,236,471,252.78 = 210,901,609.22/x
  3. Step 3: Cross multiply
    824,318,367.62x = 1,236,471,252.78 × 210,901,609.22
  4. Step 4: Simplify right side
    824,318,367.62x = 260,773,776,965,571,392
  5. Step 5: Solve for x
    x = 260,773,776,965,571,392/824,318,367.62
  6. Step 6: Final answer
    x = 316,350,802.32

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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.