Home / 101,143,262.54-139,577,702.46-54,733,516.45

Finding the Fourth Proportional to 101,143,262.54, 139,577,702.46 and 54,733,516.45

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Solution

The fourth proportional to 101,143,262.54, 139,577,702.46 and 54,733,516.45 is: 75,532,252.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,143,262.54 : 139,577,702.46 = 54,733,516.45 : x
  2. Step 2: Convert to fraction form
    101,143,262.54/139,577,702.46 = 54,733,516.45/x
  3. Step 3: Cross multiply
    101,143,262.54x = 139,577,702.46 × 54,733,516.45
  4. Step 4: Simplify right side
    101,143,262.54x = 7,639,578,473,647,616
  5. Step 5: Solve for x
    x = 7,639,578,473,647,616/101,143,262.54
  6. Step 6: Final answer
    x = 75,532,252.78

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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.