Home / 74,507,016.70-111,888,051.45-40,494,792.70

Finding the Fourth Proportional to 74,507,016.70, 111,888,051.45 and 40,494,792.70

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Solution

The fourth proportional to 74,507,016.70, 111,888,051.45 and 40,494,792.70 is: 60,811,500.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,507,016.70 : 111,888,051.45 = 40,494,792.70 : x
  2. Step 2: Convert to fraction form
    74,507,016.70/111,888,051.45 = 40,494,792.70/x
  3. Step 3: Cross multiply
    74,507,016.70x = 111,888,051.45 × 40,494,792.70
  4. Step 4: Simplify right side
    74,507,016.70x = 4,530,883,449,074,685
  5. Step 5: Solve for x
    x = 4,530,883,449,074,685/74,507,016.70
  6. Step 6: Final answer
    x = 60,811,500.04

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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.