Home / 2,486,138,728.40-3,729,208,092.60-1,668,642,664.40

Finding the Fourth Proportional to 2,486,138,728.40, 3,729,208,092.60 and 1,668,642,664.40

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Solution

The fourth proportional to 2,486,138,728.40, 3,729,208,092.60 and 1,668,642,664.40 is: 2,502,963,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486,138,728.40 : 3,729,208,092.60 = 1,668,642,664.40 : x
  2. Step 2: Convert to fraction form
    2,486,138,728.40/3,729,208,092.60 = 1,668,642,664.40/x
  3. Step 3: Cross multiply
    2,486,138,728.40x = 3,729,208,092.60 × 1,668,642,664.40
  4. Step 4: Simplify right side
    2,486,138,728.40x = 6,222,715,727,738,105,856
  5. Step 5: Solve for x
    x = 6,222,715,727,738,105,856/2,486,138,728.40
  6. Step 6: Final answer
    x = 2,502,963,996.60

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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.