Home / 154,664,601.42-231,947,281.52-51,010,503.60

Finding the Fourth Proportional to 154,664,601.42, 231,947,281.52 and 51,010,503.60

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Solution

The fourth proportional to 154,664,601.42, 231,947,281.52 and 51,010,503.60 is: 76,499,389.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,664,601.42 : 231,947,281.52 = 51,010,503.60 : x
  2. Step 2: Convert to fraction form
    154,664,601.42/231,947,281.52 = 51,010,503.60/x
  3. Step 3: Cross multiply
    154,664,601.42x = 231,947,281.52 × 51,010,503.60
  4. Step 4: Simplify right side
    154,664,601.42x = 11,831,747,638,986,174
  5. Step 5: Solve for x
    x = 11,831,747,638,986,174/154,664,601.42
  6. Step 6: Final answer
    x = 76,499,389.84

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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.