Home / 101,993,095.50-140,749,125.42-56,729,535.62

Finding the Fourth Proportional to 101,993,095.50, 140,749,125.42 and 56,729,535.62

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Solution

The fourth proportional to 101,993,095.50, 140,749,125.42 and 56,729,535.62 is: 78,286,010.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,993,095.50 : 140,749,125.42 = 56,729,535.62 : x
  2. Step 2: Convert to fraction form
    101,993,095.50/140,749,125.42 = 56,729,535.62/x
  3. Step 3: Cross multiply
    101,993,095.50x = 140,749,125.42 × 56,729,535.62
  4. Step 4: Simplify right side
    101,993,095.50x = 7,984,632,524,298,442
  5. Step 5: Solve for x
    x = 7,984,632,524,298,442/101,993,095.50
  6. Step 6: Final answer
    x = 78,286,010.29

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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.