Home / 533,319,786.64-736,009,894.20-298,356,433.84

Finding the Fourth Proportional to 533,319,786.64, 736,009,894.20 and 298,356,433.84

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Solution

The fourth proportional to 533,319,786.64, 736,009,894.20 and 298,356,433.84 is: 411,747,872.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,319,786.64 : 736,009,894.20 = 298,356,433.84 : x
  2. Step 2: Convert to fraction form
    533,319,786.64/736,009,894.20 = 298,356,433.84/x
  3. Step 3: Cross multiply
    533,319,786.64x = 736,009,894.20 × 298,356,433.84
  4. Step 4: Simplify right side
    533,319,786.64x = 219,593,287,304,467,680
  5. Step 5: Solve for x
    x = 219,593,287,304,467,680/533,319,786.64
  6. Step 6: Final answer
    x = 411,747,872.11

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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.