Home / 452,724,759.11-679,086,291.11-141,856,173.54

Finding the Fourth Proportional to 452,724,759.11, 679,086,291.11 and 141,856,173.54

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Solution

The fourth proportional to 452,724,759.11, 679,086,291.11 and 141,856,173.54 is: 212,783,994.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,724,759.11 : 679,086,291.11 = 141,856,173.54 : x
  2. Step 2: Convert to fraction form
    452,724,759.11/679,086,291.11 = 141,856,173.54/x
  3. Step 3: Cross multiply
    452,724,759.11x = 679,086,291.11 × 141,856,173.54
  4. Step 4: Simplify right side
    452,724,759.11x = 96,332,582,759,625,840
  5. Step 5: Solve for x
    x = 96,332,582,759,625,840/452,724,759.11
  6. Step 6: Final answer
    x = 212,783,994.74

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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.