Home / 82,005,702.48-113,170,231.39-45,338,635.44

Finding the Fourth Proportional to 82,005,702.48, 113,170,231.39 and 45,338,635.44

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Solution

The fourth proportional to 82,005,702.48, 113,170,231.39 and 45,338,635.44 is: 62,568,622.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,005,702.48 : 113,170,231.39 = 45,338,635.44 : x
  2. Step 2: Convert to fraction form
    82,005,702.48/113,170,231.39 = 45,338,635.44/x
  3. Step 3: Cross multiply
    82,005,702.48x = 113,170,231.39 × 45,338,635.44
  4. Step 4: Simplify right side
    82,005,702.48x = 5,130,983,863,651,654
  5. Step 5: Solve for x
    x = 5,130,983,863,651,654/82,005,702.48
  6. Step 6: Final answer
    x = 62,568,622.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.