Home / 452,724,768.98-679,086,305.89-141,856,183.40

Finding the Fourth Proportional to 452,724,768.98, 679,086,305.89 and 141,856,183.40

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Solution

The fourth proportional to 452,724,768.98, 679,086,305.89 and 141,856,183.40 is: 212,784,009.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,724,768.98 : 679,086,305.89 = 141,856,183.40 : x
  2. Step 2: Convert to fraction form
    452,724,768.98/679,086,305.89 = 141,856,183.40/x
  3. Step 3: Cross multiply
    452,724,768.98x = 679,086,305.89 × 141,856,183.40
  4. Step 4: Simplify right side
    452,724,768.98x = 96,332,591,552,760,336
  5. Step 5: Solve for x
    x = 96,332,591,552,760,336/452,724,768.98
  6. Step 6: Final answer
    x = 212,784,009.52

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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.