Home / 1,283,182,133.92-1,770,487,810.61-726,265,180.98

Finding the Fourth Proportional to 1,283,182,133.92, 1,770,487,810.61 and 726,265,180.98

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Solution

The fourth proportional to 1,283,182,133.92, 1,770,487,810.61 and 726,265,180.98 is: 1,002,074,153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,182,133.92 : 1,770,487,810.61 = 726,265,180.98 : x
  2. Step 2: Convert to fraction form
    1,283,182,133.92/1,770,487,810.61 = 726,265,180.98/x
  3. Step 3: Cross multiply
    1,283,182,133.92x = 1,770,487,810.61 × 726,265,180.98
  4. Step 4: Simplify right side
    1,283,182,133.92x = 1,285,843,650,197,371,392
  5. Step 5: Solve for x
    x = 1,285,843,650,197,371,392/1,283,182,133.92
  6. Step 6: Final answer
    x = 1,002,074,153.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.