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Finding the Fourth Proportional to 167,281,339.80, 250,922,009.70 and 148,627,760.70

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Solution

The fourth proportional to 167,281,339.80, 250,922,009.70 and 148,627,760.70 is: 222,941,641.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,281,339.80 : 250,922,009.70 = 148,627,760.70 : x
  2. Step 2: Convert to fraction form
    167,281,339.80/250,922,009.70 = 148,627,760.70/x
  3. Step 3: Cross multiply
    167,281,339.80x = 250,922,009.70 × 148,627,760.70
  4. Step 4: Simplify right side
    167,281,339.80x = 37,293,976,412,054,672
  5. Step 5: Solve for x
    x = 37,293,976,412,054,672/167,281,339.80
  6. Step 6: Final answer
    x = 222,941,641.05

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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.