Home / 2,068,632,003.20-3,102,948,004.80-1,660,485,315.20

Finding the Fourth Proportional to 2,068,632,003.20, 3,102,948,004.80 and 1,660,485,315.20

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Solution

The fourth proportional to 2,068,632,003.20, 3,102,948,004.80 and 1,660,485,315.20 is: 2,490,727,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,632,003.20 : 3,102,948,004.80 = 1,660,485,315.20 : x
  2. Step 2: Convert to fraction form
    2,068,632,003.20/3,102,948,004.80 = 1,660,485,315.20/x
  3. Step 3: Cross multiply
    2,068,632,003.20x = 3,102,948,004.80 × 1,660,485,315.20
  4. Step 4: Simplify right side
    2,068,632,003.20x = 5,152,399,595,799,539,712
  5. Step 5: Solve for x
    x = 5,152,399,595,799,539,712/2,068,632,003.20
  6. Step 6: Final answer
    x = 2,490,727,972.80

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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.