Home / 2,068,632,009.70-3,102,948,014.55-1,660,485,321.70

Finding the Fourth Proportional to 2,068,632,009.70, 3,102,948,014.55 and 1,660,485,321.70

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Solution

The fourth proportional to 2,068,632,009.70, 3,102,948,014.55 and 1,660,485,321.70 is: 2,490,727,982.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,068,632,009.70 : 3,102,948,014.55 = 1,660,485,321.70 : x
  2. Step 2: Convert to fraction form
    2,068,632,009.70/3,102,948,014.55 = 1,660,485,321.70/x
  3. Step 3: Cross multiply
    2,068,632,009.70x = 3,102,948,014.55 × 1,660,485,321.70
  4. Step 4: Simplify right side
    2,068,632,009.70x = 5,152,399,632,158,433,280
  5. Step 5: Solve for x
    x = 5,152,399,632,158,433,280/2,068,632,009.70
  6. Step 6: Final answer
    x = 2,490,727,982.55

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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.