Home / 857,446,204.59-1,286,246,029.29-332,803,006.89

Finding the Fourth Proportional to 857,446,204.59, 1,286,246,029.29 and 332,803,006.89

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Solution

The fourth proportional to 857,446,204.59, 1,286,246,029.29 and 332,803,006.89 is: 499,234,288.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,446,204.59 : 1,286,246,029.29 = 332,803,006.89 : x
  2. Step 2: Convert to fraction form
    857,446,204.59/1,286,246,029.29 = 332,803,006.89/x
  3. Step 3: Cross multiply
    857,446,204.59x = 1,286,246,029.29 × 332,803,006.89
  4. Step 4: Simplify right side
    857,446,204.59x = 428,066,546,148,035,008
  5. Step 5: Solve for x
    x = 428,066,546,148,035,008/857,446,204.59
  6. Step 6: Final answer
    x = 499,234,288.82

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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.