Home / 270,286,444.45-372,998,233.10-158,781,984.96

Finding the Fourth Proportional to 270,286,444.45, 372,998,233.10 and 158,781,984.96

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Solution

The fourth proportional to 270,286,444.45, 372,998,233.10 and 158,781,984.96 is: 219,120,866.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,286,444.45 : 372,998,233.10 = 158,781,984.96 : x
  2. Step 2: Convert to fraction form
    270,286,444.45/372,998,233.10 = 158,781,984.96/x
  3. Step 3: Cross multiply
    270,286,444.45x = 372,998,233.10 × 158,781,984.96
  4. Step 4: Simplify right side
    270,286,444.45x = 59,225,399,836,249,648
  5. Step 5: Solve for x
    x = 59,225,399,836,249,648/270,286,444.45
  6. Step 6: Final answer
    x = 219,120,866.23

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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.