Home / 303,196,963.20-454,795,488.45-73,166,048.70

Finding the Fourth Proportional to 303,196,963.20, 454,795,488.45 and 73,166,048.70

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Solution

The fourth proportional to 303,196,963.20, 454,795,488.45 and 73,166,048.70 is: 109,749,083.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,196,963.20 : 454,795,488.45 = 73,166,048.70 : x
  2. Step 2: Convert to fraction form
    303,196,963.20/454,795,488.45 = 73,166,048.70/x
  3. Step 3: Cross multiply
    303,196,963.20x = 454,795,488.45 × 73,166,048.70
  4. Step 4: Simplify right side
    303,196,963.20x = 33,275,588,856,472,988
  5. Step 5: Solve for x
    x = 33,275,588,856,472,988/303,196,963.20
  6. Step 6: Final answer
    x = 109,749,083.58

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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.