Home / 3,687,194,805.40-5,530,792,208.10-3,625,972,802.20

Finding the Fourth Proportional to 3,687,194,805.40, 5,530,792,208.10 and 3,625,972,802.20

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Solution

The fourth proportional to 3,687,194,805.40, 5,530,792,208.10 and 3,625,972,802.20 is: 5,438,959,203.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687,194,805.40 : 5,530,792,208.10 = 3,625,972,802.20 : x
  2. Step 2: Convert to fraction form
    3,687,194,805.40/5,530,792,208.10 = 3,625,972,802.20/x
  3. Step 3: Cross multiply
    3,687,194,805.40x = 5,530,792,208.10 × 3,625,972,802.20
  4. Step 4: Simplify right side
    3,687,194,805.40x = 20,054,502,121,190,281,216
  5. Step 5: Solve for x
    x = 20,054,502,121,190,281,216/3,687,194,805.40
  6. Step 6: Final answer
    x = 5,438,959,203.30

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Double scale
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Similar ratio
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1.5x scale

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.