Home / 73,296,098.60-109,944,147.90-47,430,012.20

Finding the Fourth Proportional to 73,296,098.60, 109,944,147.90 and 47,430,012.20

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Solution

The fourth proportional to 73,296,098.60, 109,944,147.90 and 47,430,012.20 is: 71,145,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,296,098.60 : 109,944,147.90 = 47,430,012.20 : x
  2. Step 2: Convert to fraction form
    73,296,098.60/109,944,147.90 = 47,430,012.20/x
  3. Step 3: Cross multiply
    73,296,098.60x = 109,944,147.90 × 47,430,012.20
  4. Step 4: Simplify right side
    73,296,098.60x = 5,214,652,276,215,605
  5. Step 5: Solve for x
    x = 5,214,652,276,215,605/73,296,098.60
  6. Step 6: Final answer
    x = 71,145,018.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.