Home / 84,080,251.80-126,059,848.56-51,665,182.56

Finding the Fourth Proportional to 84,080,251.80, 126,059,848.56 and 51,665,182.56

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Solution

The fourth proportional to 84,080,251.80, 126,059,848.56 and 51,665,182.56 is: 77,460,580.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,080,251.80 : 126,059,848.56 = 51,665,182.56 : x
  2. Step 2: Convert to fraction form
    84,080,251.80/126,059,848.56 = 51,665,182.56/x
  3. Step 3: Cross multiply
    84,080,251.80x = 126,059,848.56 × 51,665,182.56
  4. Step 4: Simplify right side
    84,080,251.80x = 6,512,905,089,338,354
  5. Step 5: Solve for x
    x = 6,512,905,089,338,354/84,080,251.80
  6. Step 6: Final answer
    x = 77,460,580.22

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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.