Home / 146,820,917.55-202,618,193.19-84,109,135.72

Finding the Fourth Proportional to 146,820,917.55, 202,618,193.19 and 84,109,135.72

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Solution

The fourth proportional to 146,820,917.55, 202,618,193.19 and 84,109,135.72 is: 116,073,658.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,820,917.55 : 202,618,193.19 = 84,109,135.72 : x
  2. Step 2: Convert to fraction form
    146,820,917.55/202,618,193.19 = 84,109,135.72/x
  3. Step 3: Cross multiply
    146,820,917.55x = 202,618,193.19 × 84,109,135.72
  4. Step 4: Simplify right side
    146,820,917.55x = 17,042,041,108,925,254
  5. Step 5: Solve for x
    x = 17,042,041,108,925,254/146,820,917.55
  6. Step 6: Final answer
    x = 116,073,658.94

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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.