Home / 398,338,099.84-549,745,765.32-241,692,912.64

Finding the Fourth Proportional to 398,338,099.84, 549,745,765.32 and 241,692,912.64

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Solution

The fourth proportional to 398,338,099.84, 549,745,765.32 and 241,692,912.64 is: 333,559,996.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,338,099.84 : 549,745,765.32 = 241,692,912.64 : x
  2. Step 2: Convert to fraction form
    398,338,099.84/549,745,765.32 = 241,692,912.64/x
  3. Step 3: Cross multiply
    398,338,099.84x = 549,745,765.32 × 241,692,912.64
  4. Step 4: Simplify right side
    398,338,099.84x = 132,869,655,231,696,704
  5. Step 5: Solve for x
    x = 132,869,655,231,696,704/398,338,099.84
  6. Step 6: Final answer
    x = 333,559,996.61

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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.