Home / 132,212,039.40-198,318,059.10-98,199,815.40

Finding the Fourth Proportional to 132,212,039.40, 198,318,059.10 and 98,199,815.40

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Solution

The fourth proportional to 132,212,039.40, 198,318,059.10 and 98,199,815.40 is: 147,299,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,212,039.40 : 198,318,059.10 = 98,199,815.40 : x
  2. Step 2: Convert to fraction form
    132,212,039.40/198,318,059.10 = 98,199,815.40/x
  3. Step 3: Cross multiply
    132,212,039.40x = 198,318,059.10 × 98,199,815.40
  4. Step 4: Simplify right side
    132,212,039.40x = 19,474,796,794,106,292
  5. Step 5: Solve for x
    x = 19,474,796,794,106,292/132,212,039.40
  6. Step 6: Final answer
    x = 147,299,723.10

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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.