Home / 7,856,405,980.38-10,856,022,247.88-5,594,418,445.74

Finding the Fourth Proportional to 7,856,405,980.38, 10,856,022,247.88 and 5,594,418,445.74

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Solution

The fourth proportional to 7,856,405,980.38, 10,856,022,247.88 and 5,594,418,445.74 is: 7,730,396,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,856,405,980.38 : 10,856,022,247.88 = 5,594,418,445.74 : x
  2. Step 2: Convert to fraction form
    7,856,405,980.38/10,856,022,247.88 = 5,594,418,445.74/x
  3. Step 3: Cross multiply
    7,856,405,980.38x = 10,856,022,247.88 × 5,594,418,445.74
  4. Step 4: Simplify right side
    7,856,405,980.38x = 60,733,131,110,903,685,120
  5. Step 5: Solve for x
    x = 60,733,131,110,903,685,120/7,856,405,980.38
  6. Step 6: Final answer
    x = 7,730,396,222.21

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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.