Home / 101,574,704.40-140,181,737.12-57,529,538.62

Finding the Fourth Proportional to 101,574,704.40, 140,181,737.12 and 57,529,538.62

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Solution

The fourth proportional to 101,574,704.40, 140,181,737.12 and 57,529,538.62 is: 79,395,659.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,574,704.40 : 140,181,737.12 = 57,529,538.62 : x
  2. Step 2: Convert to fraction form
    101,574,704.40/140,181,737.12 = 57,529,538.62/x
  3. Step 3: Cross multiply
    101,574,704.40x = 140,181,737.12 × 57,529,538.62
  4. Step 4: Simplify right side
    101,574,704.40x = 8,064,590,659,463,727
  5. Step 5: Solve for x
    x = 8,064,590,659,463,727/101,574,704.40
  6. Step 6: Final answer
    x = 79,395,659.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.