Home / 2,015,364,533.96-2,781,215,963.99-1,123,347,818.32

Finding the Fourth Proportional to 2,015,364,533.96, 2,781,215,963.99 and 1,123,347,818.32

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Solution

The fourth proportional to 2,015,364,533.96, 2,781,215,963.99 and 1,123,347,818.32 is: 1,550,227,183.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,364,533.96 : 2,781,215,963.99 = 1,123,347,818.32 : x
  2. Step 2: Convert to fraction form
    2,015,364,533.96/2,781,215,963.99 = 1,123,347,818.32/x
  3. Step 3: Cross multiply
    2,015,364,533.96x = 2,781,215,963.99 × 1,123,347,818.32
  4. Step 4: Simplify right side
    2,015,364,533.96x = 3,124,272,885,416,508,928
  5. Step 5: Solve for x
    x = 3,124,272,885,416,508,928/2,015,364,533.96
  6. Step 6: Final answer
    x = 1,550,227,183.60

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.