Home / 112,056,511.20-168,084,766.80-31,277,479.20

Finding the Fourth Proportional to 112,056,511.20, 168,084,766.80 and 31,277,479.20

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Solution

The fourth proportional to 112,056,511.20, 168,084,766.80 and 31,277,479.20 is: 46,916,218.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,056,511.20 : 168,084,766.80 = 31,277,479.20 : x
  2. Step 2: Convert to fraction form
    112,056,511.20/168,084,766.80 = 31,277,479.20/x
  3. Step 3: Cross multiply
    112,056,511.20x = 168,084,766.80 × 31,277,479.20
  4. Step 4: Simplify right side
    112,056,511.20x = 5,257,267,797,423,851
  5. Step 5: Solve for x
    x = 5,257,267,797,423,851/112,056,511.20
  6. Step 6: Final answer
    x = 46,916,218.80

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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.