Home / 694,096,721.82-957,855,332.70-376,556,966.87

Finding the Fourth Proportional to 694,096,721.82, 957,855,332.70 and 376,556,966.87

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Solution

The fourth proportional to 694,096,721.82, 957,855,332.70 and 376,556,966.87 is: 519,649,621.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,096,721.82 : 957,855,332.70 = 376,556,966.87 : x
  2. Step 2: Convert to fraction form
    694,096,721.82/957,855,332.70 = 376,556,966.87/x
  3. Step 3: Cross multiply
    694,096,721.82x = 957,855,332.70 × 376,556,966.87
  4. Step 4: Simplify right side
    694,096,721.82x = 360,687,098,776,977,472
  5. Step 5: Solve for x
    x = 360,687,098,776,977,472/694,096,721.82
  6. Step 6: Final answer
    x = 519,649,621.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.