Home / 80,255,181.60-110,761,605.36-47,660,133.60

Finding the Fourth Proportional to 80,255,181.60, 110,761,605.36 and 47,660,133.60

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Solution

The fourth proportional to 80,255,181.60, 110,761,605.36 and 47,660,133.60 is: 65,776,599.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,255,181.60 : 110,761,605.36 = 47,660,133.60 : x
  2. Step 2: Convert to fraction form
    80,255,181.60/110,761,605.36 = 47,660,133.60/x
  3. Step 3: Cross multiply
    80,255,181.60x = 110,761,605.36 × 47,660,133.60
  4. Step 4: Simplify right side
    80,255,181.60x = 5,278,912,909,208,076
  5. Step 5: Solve for x
    x = 5,278,912,909,208,076/80,255,181.60
  6. Step 6: Final answer
    x = 65,776,599.14

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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.