Home / 77,686,244-116,534,964.72-29,817,188

Finding the Fourth Proportional to 77,686,244, 116,534,964.72 and 29,817,188

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Solution

The fourth proportional to 77,686,244, 116,534,964.72 and 29,817,188 is: 44,727,930.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,686,244 : 116,534,964.72 = 29,817,188 : x
  2. Step 2: Convert to fraction form
    77,686,244/116,534,964.72 = 29,817,188/x
  3. Step 3: Cross multiply
    77,686,244x = 116,534,964.72 × 29,817,188
  4. Step 4: Simplify right side
    77,686,244x = 3,474,744,951,629,607.50
  5. Step 5: Solve for x
    x = 3,474,744,951,629,607.50/77,686,244
  6. Step 6: Final answer
    x = 44,727,930.88

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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.