Home / 255,707,901.66-352,972,864-167,607,573.42

Finding the Fourth Proportional to 255,707,901.66, 352,972,864 and 167,607,573.42

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Solution

The fourth proportional to 255,707,901.66, 352,972,864 and 167,607,573.42 is: 231,361,349.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,707,901.66 : 352,972,864 = 167,607,573.42 : x
  2. Step 2: Convert to fraction form
    255,707,901.66/352,972,864 = 167,607,573.42/x
  3. Step 3: Cross multiply
    255,707,901.66x = 352,972,864 × 167,607,573.42
  4. Step 4: Simplify right side
    255,707,901.66x = 59,160,925,218,147,672
  5. Step 5: Solve for x
    x = 59,160,925,218,147,672/255,707,901.66
  6. Step 6: Final answer
    x = 231,361,349.55

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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.