Home / 725,783,735.70-1,088,675,603.55-265,568,951.70

Finding the Fourth Proportional to 725,783,735.70, 1,088,675,603.55 and 265,568,951.70

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Solution

The fourth proportional to 725,783,735.70, 1,088,675,603.55 and 265,568,951.70 is: 398,353,427.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,783,735.70 : 1,088,675,603.55 = 265,568,951.70 : x
  2. Step 2: Convert to fraction form
    725,783,735.70/1,088,675,603.55 = 265,568,951.70/x
  3. Step 3: Cross multiply
    725,783,735.70x = 1,088,675,603.55 × 265,568,951.70
  4. Step 4: Simplify right side
    725,783,735.70x = 289,118,438,776,138,304
  5. Step 5: Solve for x
    x = 289,118,438,776,138,304/725,783,735.70
  6. Step 6: Final answer
    x = 398,353,427.55

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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.