Home / 101,493,329.92-140,061,803.52-55,083,996.16

Finding the Fourth Proportional to 101,493,329.92, 140,061,803.52 and 55,083,996.16

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Solution

The fourth proportional to 101,493,329.92, 140,061,803.52 and 55,083,996.16 is: 76,016,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,493,329.92 : 140,061,803.52 = 55,083,996.16 : x
  2. Step 2: Convert to fraction form
    101,493,329.92/140,061,803.52 = 55,083,996.16/x
  3. Step 3: Cross multiply
    101,493,329.92x = 140,061,803.52 × 55,083,996.16
  4. Step 4: Simplify right side
    101,493,329.92x = 7,715,163,847,258,355
  5. Step 5: Solve for x
    x = 7,715,163,847,258,355/101,493,329.92
  6. Step 6: Final answer
    x = 76,016,461.90

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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.