Home / 305,551,840.58-458,323,224.86-75,520,912.58

Finding the Fourth Proportional to 305,551,840.58, 458,323,224.86 and 75,520,912.58

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Solution

The fourth proportional to 305,551,840.58, 458,323,224.86 and 75,520,912.58 is: 113,280,247.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,551,840.58 : 458,323,224.86 = 75,520,912.58 : x
  2. Step 2: Convert to fraction form
    305,551,840.58/458,323,224.86 = 75,520,912.58/x
  3. Step 3: Cross multiply
    305,551,840.58x = 458,323,224.86 × 75,520,912.58
  4. Step 4: Simplify right side
    305,551,840.58x = 34,612,988,198,035,744
  5. Step 5: Solve for x
    x = 34,612,988,198,035,744/305,551,840.58
  6. Step 6: Final answer
    x = 113,280,247.74

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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.