Home / 82,476,103.28-123,712,537.16-33,290,648.24

Finding the Fourth Proportional to 82,476,103.28, 123,712,537.16 and 33,290,648.24

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Solution

The fourth proportional to 82,476,103.28, 123,712,537.16 and 33,290,648.24 is: 49,935,319.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,476,103.28 : 123,712,537.16 = 33,290,648.24 : x
  2. Step 2: Convert to fraction form
    82,476,103.28/123,712,537.16 = 33,290,648.24/x
  3. Step 3: Cross multiply
    82,476,103.28x = 123,712,537.16 × 33,290,648.24
  4. Step 4: Simplify right side
    82,476,103.28x = 4,118,470,556,936,152.50
  5. Step 5: Solve for x
    x = 4,118,470,556,936,152.50/82,476,103.28
  6. Step 6: Final answer
    x = 49,935,319.36

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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.