Home / 231,889,251.40-319,873,521.28-144,817,957.96

Finding the Fourth Proportional to 231,889,251.40, 319,873,521.28 and 144,817,957.96

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Solution

The fourth proportional to 231,889,251.40, 319,873,521.28 and 144,817,957.96 is: 199,765,318.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,889,251.40 : 319,873,521.28 = 144,817,957.96 : x
  2. Step 2: Convert to fraction form
    231,889,251.40/319,873,521.28 = 144,817,957.96/x
  3. Step 3: Cross multiply
    231,889,251.40x = 319,873,521.28 × 144,817,957.96
  4. Step 4: Simplify right side
    231,889,251.40x = 46,323,430,157,244,200
  5. Step 5: Solve for x
    x = 46,323,430,157,244,200/231,889,251.40
  6. Step 6: Final answer
    x = 199,765,318.48

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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.