Home / 1,398,069,973,717.50-1,915,324,012,370.20-1,345,798,382,805.80

Finding the Fourth Proportional to 1,398,069,973,717.50, 1,915,324,012,370.20 and 1,345,798,382,805.80

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Solution

The fourth proportional to 1,398,069,973,717.50, 1,915,324,012,370.20 and 1,345,798,382,805.80 is: 1,843,713,123,702.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,069,973,717.50 : 1,915,324,012,370.20 = 1,345,798,382,805.80 : x
  2. Step 2: Convert to fraction form
    1,398,069,973,717.50/1,915,324,012,370.20 = 1,345,798,382,805.80/x
  3. Step 3: Cross multiply
    1,398,069,973,717.50x = 1,915,324,012,370.20 × 1,345,798,382,805.80
  4. Step 4: Simplify right side
    1,398,069,973,717.50x = 2,577,639,958,396,931,313,500,160
  5. Step 5: Solve for x
    x = 2,577,639,958,396,931,313,500,160/1,398,069,973,717.50
  6. Step 6: Final answer
    x = 1,843,713,123,702.19

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.