Home / 101,261,415.46-139,741,424.22-54,851,668.96

Finding the Fourth Proportional to 101,261,415.46, 139,741,424.22 and 54,851,668.96

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Solution

The fourth proportional to 101,261,415.46, 139,741,424.22 and 54,851,668.96 is: 75,695,666.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,261,415.46 : 139,741,424.22 = 54,851,668.96 : x
  2. Step 2: Convert to fraction form
    101,261,415.46/139,741,424.22 = 54,851,668.96/x
  3. Step 3: Cross multiply
    101,261,415.46x = 139,741,424.22 × 54,851,668.96
  4. Step 4: Simplify right side
    101,261,415.46x = 7,665,050,341,314,366
  5. Step 5: Solve for x
    x = 7,665,050,341,314,366/101,261,415.46
  6. Step 6: Final answer
    x = 75,695,666.57

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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.