Home / 218,073,493.22-327,113,089.06-72,507,054.60

Finding the Fourth Proportional to 218,073,493.22, 327,113,089.06 and 72,507,054.60

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Solution

The fourth proportional to 218,073,493.22, 327,113,089.06 and 72,507,054.60 is: 108,761,529.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,073,493.22 : 327,113,089.06 = 72,507,054.60 : x
  2. Step 2: Convert to fraction form
    218,073,493.22/327,113,089.06 = 72,507,054.60/x
  3. Step 3: Cross multiply
    218,073,493.22x = 327,113,089.06 × 72,507,054.60
  4. Step 4: Simplify right side
    218,073,493.22x = 23,718,006,609,893,492
  5. Step 5: Solve for x
    x = 23,718,006,609,893,492/218,073,493.22
  6. Step 6: Final answer
    x = 108,761,529.24

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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.