Home / 1,770,293,811.90-2,655,440,717.85-851,963,763.90

Finding the Fourth Proportional to 1,770,293,811.90, 2,655,440,717.85 and 851,963,763.90

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Solution

The fourth proportional to 1,770,293,811.90, 2,655,440,717.85 and 851,963,763.90 is: 1,277,945,645.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,770,293,811.90 : 2,655,440,717.85 = 851,963,763.90 : x
  2. Step 2: Convert to fraction form
    1,770,293,811.90/2,655,440,717.85 = 851,963,763.90/x
  3. Step 3: Cross multiply
    1,770,293,811.90x = 2,655,440,717.85 × 851,963,763.90
  4. Step 4: Simplify right side
    1,770,293,811.90x = 2,262,339,268,792,803,840
  5. Step 5: Solve for x
    x = 2,262,339,268,792,803,840/1,770,293,811.90
  6. Step 6: Final answer
    x = 1,277,945,645.85

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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.