Home / 218,325,583,507.66-327,495,046,871.73-74,902,599,885.46

Finding the Fourth Proportional to 218,325,583,507.66, 327,495,046,871.73 and 74,902,599,885.46

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Solution

The fourth proportional to 218,325,583,507.66, 327,495,046,871.73 and 74,902,599,885.46 is: 112,356,188,707.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,325,583,507.66 : 327,495,046,871.73 = 74,902,599,885.46 : x
  2. Step 2: Convert to fraction form
    218,325,583,507.66/327,495,046,871.73 = 74,902,599,885.46/x
  3. Step 3: Cross multiply
    218,325,583,507.66x = 327,495,046,871.73 × 74,902,599,885.46
  4. Step 4: Simplify right side
    218,325,583,507.66x = 24,530,230,460,303,160,639,488
  5. Step 5: Solve for x
    x = 24,530,230,460,303,160,639,488/218,325,583,507.66
  6. Step 6: Final answer
    x = 112,356,188,707.69

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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.