Home / 76,848,583.48-115,088,166.60-43,959,438.88

Finding the Fourth Proportional to 76,848,583.48, 115,088,166.60 and 43,959,438.88

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Solution

The fourth proportional to 76,848,583.48, 115,088,166.60 and 43,959,438.88 is: 65,833,500.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,848,583.48 : 115,088,166.60 = 43,959,438.88 : x
  2. Step 2: Convert to fraction form
    76,848,583.48/115,088,166.60 = 43,959,438.88/x
  3. Step 3: Cross multiply
    76,848,583.48x = 115,088,166.60 × 43,959,438.88
  4. Step 4: Simplify right side
    76,848,583.48x = 5,059,211,225,463,957
  5. Step 5: Solve for x
    x = 5,059,211,225,463,957/76,848,583.48
  6. Step 6: Final answer
    x = 65,833,500.06

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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.