Home / 220,925,543.03-331,422,365.18-75,325,053.79

Finding the Fourth Proportional to 220,925,543.03, 331,422,365.18 and 75,325,053.79

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Solution

The fourth proportional to 220,925,543.03, 331,422,365.18 and 75,325,053.79 is: 112,999,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,925,543.03 : 331,422,365.18 = 75,325,053.79 : x
  2. Step 2: Convert to fraction form
    220,925,543.03/331,422,365.18 = 75,325,053.79/x
  3. Step 3: Cross multiply
    220,925,543.03x = 331,422,365.18 × 75,325,053.79
  4. Step 4: Simplify right side
    220,925,543.03x = 24,964,407,484,399,152
  5. Step 5: Solve for x
    x = 24,964,407,484,399,152/220,925,543.03
  6. Step 6: Final answer
    x = 112,999,190.32

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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.