Home / 244,406,378.70-366,609,568.05-212,838,783.30

Finding the Fourth Proportional to 244,406,378.70, 366,609,568.05 and 212,838,783.30

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Solution

The fourth proportional to 244,406,378.70, 366,609,568.05 and 212,838,783.30 is: 319,258,174.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,406,378.70 : 366,609,568.05 = 212,838,783.30 : x
  2. Step 2: Convert to fraction form
    244,406,378.70/366,609,568.05 = 212,838,783.30/x
  3. Step 3: Cross multiply
    244,406,378.70x = 366,609,568.05 × 212,838,783.30
  4. Step 4: Simplify right side
    244,406,378.70x = 78,028,734,409,900,560
  5. Step 5: Solve for x
    x = 78,028,734,409,900,560/244,406,378.70
  6. Step 6: Final answer
    x = 319,258,174.95

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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.