Home / 112,335,136.20-168,518,450.70-44,161,972.20

Finding the Fourth Proportional to 112,335,136.20, 168,518,450.70 and 44,161,972.20

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Solution

The fourth proportional to 112,335,136.20, 168,518,450.70 and 44,161,972.20 is: 66,249,148.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,335,136.20 : 168,518,450.70 = 44,161,972.20 : x
  2. Step 2: Convert to fraction form
    112,335,136.20/168,518,450.70 = 44,161,972.20/x
  3. Step 3: Cross multiply
    112,335,136.20x = 168,518,450.70 × 44,161,972.20
  4. Step 4: Simplify right side
    112,335,136.20x = 7,442,107,135,000,471
  5. Step 5: Solve for x
    x = 7,442,107,135,000,471/112,335,136.20
  6. Step 6: Final answer
    x = 66,249,148.63

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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.