Home / 235,615,758.73-325,152,005.96-129,771,573.64

Finding the Fourth Proportional to 235,615,758.73, 325,152,005.96 and 129,771,573.64

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Solution

The fourth proportional to 235,615,758.73, 325,152,005.96 and 129,771,573.64 is: 179,086,015.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,615,758.73 : 325,152,005.96 = 129,771,573.64 : x
  2. Step 2: Convert to fraction form
    235,615,758.73/325,152,005.96 = 129,771,573.64/x
  3. Step 3: Cross multiply
    235,615,758.73x = 325,152,005.96 × 129,771,573.64
  4. Step 4: Simplify right side
    235,615,758.73x = 42,195,487,484,983,000
  5. Step 5: Solve for x
    x = 42,195,487,484,983,000/235,615,758.73
  6. Step 6: Final answer
    x = 179,086,015.78

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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.