Home / 146,696,977.30-219,793,523.55-77,507,295.70

Finding the Fourth Proportional to 146,696,977.30, 219,793,523.55 and 77,507,295.70

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Solution

The fourth proportional to 146,696,977.30, 219,793,523.55 and 77,507,295.70 is: 116,127,829.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,696,977.30 : 219,793,523.55 = 77,507,295.70 : x
  2. Step 2: Convert to fraction form
    146,696,977.30/219,793,523.55 = 77,507,295.70/x
  3. Step 3: Cross multiply
    146,696,977.30x = 219,793,523.55 × 77,507,295.70
  4. Step 4: Simplify right side
    146,696,977.30x = 17,035,601,622,734,766
  5. Step 5: Solve for x
    x = 17,035,601,622,734,766/146,696,977.30
  6. Step 6: Final answer
    x = 116,127,829.87

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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.