Home / 10,294,188,066.12-15,434,232,777.18-5,242,265,439.24

Finding the Fourth Proportional to 10,294,188,066.12, 15,434,232,777.18 and 5,242,265,439.24

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Solution

The fourth proportional to 10,294,188,066.12, 15,434,232,777.18 and 5,242,265,439.24 is: 7,859,808,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,294,188,066.12 : 15,434,232,777.18 = 5,242,265,439.24 : x
  2. Step 2: Convert to fraction form
    10,294,188,066.12/15,434,232,777.18 = 5,242,265,439.24/x
  3. Step 3: Cross multiply
    10,294,188,066.12x = 15,434,232,777.18 × 5,242,265,439.24
  4. Step 4: Simplify right side
    10,294,188,066.12x = 80,910,345,068,995,919,872
  5. Step 5: Solve for x
    x = 80,910,345,068,995,919,872/10,294,188,066.12
  6. Step 6: Final answer
    x = 7,859,808,325.76

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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.