Home / 218,452,061.82-301,473,009.75-125,632,643.34

Finding the Fourth Proportional to 218,452,061.82, 301,473,009.75 and 125,632,643.34

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Solution

The fourth proportional to 218,452,061.82, 301,473,009.75 and 125,632,643.34 is: 173,378,318.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,452,061.82 : 301,473,009.75 = 125,632,643.34 : x
  2. Step 2: Convert to fraction form
    218,452,061.82/301,473,009.75 = 125,632,643.34/x
  3. Step 3: Cross multiply
    218,452,061.82x = 301,473,009.75 × 125,632,643.34
  4. Step 4: Simplify right side
    218,452,061.82x = 37,874,851,110,558,096
  5. Step 5: Solve for x
    x = 37,874,851,110,558,096/218,452,061.82
  6. Step 6: Final answer
    x = 173,378,318.31

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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.