Home / 13,291,753,715.22-19,937,664,341.48-5,431,166,040.34

Finding the Fourth Proportional to 13,291,753,715.22, 19,937,664,341.48 and 5,431,166,040.34

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Solution

The fourth proportional to 13,291,753,715.22, 19,937,664,341.48 and 5,431,166,040.34 is: 8,146,762,858.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291,753,715.22 : 19,937,664,341.48 = 5,431,166,040.34 : x
  2. Step 2: Convert to fraction form
    13,291,753,715.22/19,937,664,341.48 = 5,431,166,040.34/x
  3. Step 3: Cross multiply
    13,291,753,715.22x = 19,937,664,341.48 × 5,431,166,040.34
  4. Step 4: Simplify right side
    13,291,753,715.22x = 108,284,765,495,143,940,096
  5. Step 5: Solve for x
    x = 108,284,765,495,143,940,096/13,291,753,715.22
  6. Step 6: Final answer
    x = 8,146,762,858.78

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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.