Home / 112,325,855.40-168,404,802.30-47,576,658.60

Finding the Fourth Proportional to 112,325,855.40, 168,404,802.30 and 47,576,658.60

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Solution

The fourth proportional to 112,325,855.40, 168,404,802.30 and 47,576,658.60 is: 71,329,417.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,325,855.40 : 168,404,802.30 = 47,576,658.60 : x
  2. Step 2: Convert to fraction form
    112,325,855.40/168,404,802.30 = 47,576,658.60/x
  3. Step 3: Cross multiply
    112,325,855.40x = 168,404,802.30 × 47,576,658.60
  4. Step 4: Simplify right side
    112,325,855.40x = 8,012,137,785,627,596
  5. Step 5: Solve for x
    x = 8,012,137,785,627,596/112,325,855.40
  6. Step 6: Final answer
    x = 71,329,417.05

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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.