Home / 84,765,297.25-127,166,899.88-30,912,609.25

Finding the Fourth Proportional to 84,765,297.25, 127,166,899.88 and 30,912,609.25

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Solution

The fourth proportional to 84,765,297.25, 127,166,899.88 and 30,912,609.25 is: 46,375,826.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,765,297.25 : 127,166,899.88 = 30,912,609.25 : x
  2. Step 2: Convert to fraction form
    84,765,297.25/127,166,899.88 = 30,912,609.25/x
  3. Step 3: Cross multiply
    84,765,297.25x = 127,166,899.88 × 30,912,609.25
  4. Step 4: Simplify right side
    84,765,297.25x = 3,931,060,685,524,311.50
  5. Step 5: Solve for x
    x = 3,931,060,685,524,311.50/84,765,297.25
  6. Step 6: Final answer
    x = 46,375,826.11

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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.