Home / 132,388,539.17-198,611,535.83-40,269,883.01

Finding the Fourth Proportional to 132,388,539.17, 198,611,535.83 and 40,269,883.01

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Solution

The fourth proportional to 132,388,539.17, 198,611,535.83 and 40,269,883.01 is: 60,413,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,388,539.17 : 198,611,535.83 = 40,269,883.01 : x
  2. Step 2: Convert to fraction form
    132,388,539.17/198,611,535.83 = 40,269,883.01/x
  3. Step 3: Cross multiply
    132,388,539.17x = 198,611,535.83 × 40,269,883.01
  4. Step 4: Simplify right side
    132,388,539.17x = 7,998,063,312,109,173
  5. Step 5: Solve for x
    x = 7,998,063,312,109,173/132,388,539.17
  6. Step 6: Final answer
    x = 60,413,562.70

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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.