Home / 146,098,145.91-201,618,705.05-83,372,995.28

Finding the Fourth Proportional to 146,098,145.91, 201,618,705.05 and 83,372,995.28

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Solution

The fourth proportional to 146,098,145.91, 201,618,705.05 and 83,372,995.28 is: 115,056,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,098,145.91 : 201,618,705.05 = 83,372,995.28 : x
  2. Step 2: Convert to fraction form
    146,098,145.91/201,618,705.05 = 83,372,995.28/x
  3. Step 3: Cross multiply
    146,098,145.91x = 201,618,705.05 × 83,372,995.28
  4. Step 4: Simplify right side
    146,098,145.91x = 16,809,555,344,076,496
  5. Step 5: Solve for x
    x = 16,809,555,344,076,496/146,098,145.91
  6. Step 6: Final answer
    x = 115,056,595.96

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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.