Home / 236,828,490.29-354,550,016.64-138,158,497.03

Finding the Fourth Proportional to 236,828,490.29, 354,550,016.64 and 138,158,497.03

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Solution

The fourth proportional to 236,828,490.29, 354,550,016.64 and 138,158,497.03 is: 206,833,634.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,828,490.29 : 354,550,016.64 = 138,158,497.03 : x
  2. Step 2: Convert to fraction form
    236,828,490.29/354,550,016.64 = 138,158,497.03/x
  3. Step 3: Cross multiply
    236,828,490.29x = 354,550,016.64 × 138,158,497.03
  4. Step 4: Simplify right side
    236,828,490.29x = 48,984,097,420,943,888
  5. Step 5: Solve for x
    x = 48,984,097,420,943,888/236,828,490.29
  6. Step 6: Final answer
    x = 206,833,634.59

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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.