Home / 426,166,258.14-639,278,255.61-149,783,870.70

Finding the Fourth Proportional to 426,166,258.14, 639,278,255.61 and 149,783,870.70

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Solution

The fourth proportional to 426,166,258.14, 639,278,255.61 and 149,783,870.70 is: 224,685,952.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,166,258.14 : 639,278,255.61 = 149,783,870.70 : x
  2. Step 2: Convert to fraction form
    426,166,258.14/639,278,255.61 = 149,783,870.70/x
  3. Step 3: Cross multiply
    426,166,258.14x = 639,278,255.61 × 149,783,870.70
  4. Step 4: Simplify right side
    426,166,258.14x = 95,753,571,579,609,792
  5. Step 5: Solve for x
    x = 95,753,571,579,609,792/426,166,258.14
  6. Step 6: Final answer
    x = 224,685,952.37

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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.