Home / 101,594,311.76-140,202,758.40-55,187,221.52

Finding the Fourth Proportional to 101,594,311.76, 140,202,758.40 and 55,187,221.52

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Solution

The fourth proportional to 101,594,311.76, 140,202,758.40 and 55,187,221.52 is: 76,159,782.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,594,311.76 : 140,202,758.40 = 55,187,221.52 : x
  2. Step 2: Convert to fraction form
    101,594,311.76/140,202,758.40 = 55,187,221.52/x
  3. Step 3: Cross multiply
    101,594,311.76x = 140,202,758.40 × 55,187,221.52
  4. Step 4: Simplify right side
    101,594,311.76x = 7,737,400,685,535,842
  5. Step 5: Solve for x
    x = 7,737,400,685,535,842/101,594,311.76
  6. Step 6: Final answer
    x = 76,159,782.49

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