Home / 965,016,398.66-1,447,285,449.47-274,929,631.34

Finding the Fourth Proportional to 965,016,398.66, 1,447,285,449.47 and 274,929,631.34

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Solution

The fourth proportional to 965,016,398.66, 1,447,285,449.47 and 274,929,631.34 is: 412,326,314.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,016,398.66 : 1,447,285,449.47 = 274,929,631.34 : x
  2. Step 2: Convert to fraction form
    965,016,398.66/1,447,285,449.47 = 274,929,631.34/x
  3. Step 3: Cross multiply
    965,016,398.66x = 1,447,285,449.47 × 274,929,631.34
  4. Step 4: Simplify right side
    965,016,398.66x = 397,901,655,057,922,176
  5. Step 5: Solve for x
    x = 397,901,655,057,922,176/965,016,398.66
  6. Step 6: Final answer
    x = 412,326,314.47

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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.