Home / 397,468,732.40-596,267,809.54-117,377,977.84

Finding the Fourth Proportional to 397,468,732.40, 596,267,809.54 and 117,377,977.84

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Solution

The fourth proportional to 397,468,732.40, 596,267,809.54 and 117,377,977.84 is: 176,086,076.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,468,732.40 : 596,267,809.54 = 117,377,977.84 : x
  2. Step 2: Convert to fraction form
    397,468,732.40/596,267,809.54 = 117,377,977.84/x
  3. Step 3: Cross multiply
    397,468,732.40x = 596,267,809.54 × 117,377,977.84
  4. Step 4: Simplify right side
    397,468,732.40x = 69,988,709,734,891,456
  5. Step 5: Solve for x
    x = 69,988,709,734,891,456/397,468,732.40
  6. Step 6: Final answer
    x = 176,086,076.79

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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.