Home / 101,574,545.56-140,181,517.69-57,529,379.88

Finding the Fourth Proportional to 101,574,545.56, 140,181,517.69 and 57,529,379.88

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Solution

The fourth proportional to 101,574,545.56, 140,181,517.69 and 57,529,379.88 is: 79,395,440.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,574,545.56 : 140,181,517.69 = 57,529,379.88 : x
  2. Step 2: Convert to fraction form
    101,574,545.56/140,181,517.69 = 57,529,379.88/x
  3. Step 3: Cross multiply
    101,574,545.56x = 140,181,517.69 × 57,529,379.88
  4. Step 4: Simplify right side
    101,574,545.56x = 8,064,555,783,199,127
  5. Step 5: Solve for x
    x = 8,064,555,783,199,127/101,574,545.56
  6. Step 6: Final answer
    x = 79,395,440.45

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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.