Home / 70,375,786.44-105,581,262.67-49,666,659.80

Finding the Fourth Proportional to 70,375,786.44, 105,581,262.67 and 49,666,659.80

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Solution

The fourth proportional to 70,375,786.44, 105,581,262.67 and 49,666,659.80 is: 74,512,398.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,375,786.44 : 105,581,262.67 = 49,666,659.80 : x
  2. Step 2: Convert to fraction form
    70,375,786.44/105,581,262.67 = 49,666,659.80/x
  3. Step 3: Cross multiply
    70,375,786.44x = 105,581,262.67 × 49,666,659.80
  4. Step 4: Simplify right side
    70,375,786.44x = 5,243,868,653,951,735
  5. Step 5: Solve for x
    x = 5,243,868,653,951,735/70,375,786.44
  6. Step 6: Final answer
    x = 74,512,398.64

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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.