Home / 112,942,601.25-169,421,684.51-47,297,644.08

Finding the Fourth Proportional to 112,942,601.25, 169,421,684.51 and 47,297,644.08

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Solution

The fourth proportional to 112,942,601.25, 169,421,684.51 and 47,297,644.08 is: 70,949,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,942,601.25 : 169,421,684.51 = 47,297,644.08 : x
  2. Step 2: Convert to fraction form
    112,942,601.25/169,421,684.51 = 47,297,644.08/x
  3. Step 3: Cross multiply
    112,942,601.25x = 169,421,684.51 × 47,297,644.08
  4. Step 4: Simplify right side
    112,942,601.25x = 8,013,246,533,388,028
  5. Step 5: Solve for x
    x = 8,013,246,533,388,028/112,942,601.25
  6. Step 6: Final answer
    x = 70,949,725.30

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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.