Home / 110,709,097.20-166,063,645.80-84,881,064.60

Finding the Fourth Proportional to 110,709,097.20, 166,063,645.80 and 84,881,064.60

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Solution

The fourth proportional to 110,709,097.20, 166,063,645.80 and 84,881,064.60 is: 127,321,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,709,097.20 : 166,063,645.80 = 84,881,064.60 : x
  2. Step 2: Convert to fraction form
    110,709,097.20/166,063,645.80 = 84,881,064.60/x
  3. Step 3: Cross multiply
    110,709,097.20x = 166,063,645.80 × 84,881,064.60
  4. Step 4: Simplify right side
    110,709,097.20x = 14,095,659,046,861,318
  5. Step 5: Solve for x
    x = 14,095,659,046,861,318/110,709,097.20
  6. Step 6: Final answer
    x = 127,321,596.90

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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.