Home / 101,143,262.98-139,577,703.09-54,733,516.88

Finding the Fourth Proportional to 101,143,262.98, 139,577,703.09 and 54,733,516.88

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Solution

The fourth proportional to 101,143,262.98, 139,577,703.09 and 54,733,516.88 is: 75,532,253.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,143,262.98 : 139,577,703.09 = 54,733,516.88 : x
  2. Step 2: Convert to fraction form
    101,143,262.98/139,577,703.09 = 54,733,516.88/x
  3. Step 3: Cross multiply
    101,143,262.98x = 139,577,703.09 × 54,733,516.88
  4. Step 4: Simplify right side
    101,143,262.98x = 7,639,578,568,291,837
  5. Step 5: Solve for x
    x = 7,639,578,568,291,837/101,143,262.98
  6. Step 6: Final answer
    x = 75,532,253.39

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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.