Home / 78,903,840.28-108,890,662.38-44,096,529.70

Finding the Fourth Proportional to 78,903,840.28, 108,890,662.38 and 44,096,529.70

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Solution

The fourth proportional to 78,903,840.28, 108,890,662.38 and 44,096,529.70 is: 60,855,090.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,903,840.28 : 108,890,662.38 = 44,096,529.70 : x
  2. Step 2: Convert to fraction form
    78,903,840.28/108,890,662.38 = 44,096,529.70/x
  3. Step 3: Cross multiply
    78,903,840.28x = 108,890,662.38 × 44,096,529.70
  4. Step 4: Simplify right side
    78,903,840.28x = 4,801,700,327,147,889
  5. Step 5: Solve for x
    x = 4,801,700,327,147,889/78,903,840.28
  6. Step 6: Final answer
    x = 60,855,090.32

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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.