Home / 236,828,489.29-354,550,015.14-138,158,496.03

Finding the Fourth Proportional to 236,828,489.29, 354,550,015.14 and 138,158,496.03

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Solution

The fourth proportional to 236,828,489.29, 354,550,015.14 and 138,158,496.03 is: 206,833,633.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,828,489.29 : 354,550,015.14 = 138,158,496.03 : x
  2. Step 2: Convert to fraction form
    236,828,489.29/354,550,015.14 = 138,158,496.03/x
  3. Step 3: Cross multiply
    236,828,489.29x = 354,550,015.14 × 138,158,496.03
  4. Step 4: Simplify right side
    236,828,489.29x = 48,984,096,859,156,128
  5. Step 5: Solve for x
    x = 48,984,096,859,156,128/236,828,489.29
  6. Step 6: Final answer
    x = 206,833,633.09

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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.