Home / 126,113,412.20-189,170,118.30-100,604,244.20

Finding the Fourth Proportional to 126,113,412.20, 189,170,118.30 and 100,604,244.20

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Solution

The fourth proportional to 126,113,412.20, 189,170,118.30 and 100,604,244.20 is: 150,906,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,113,412.20 : 189,170,118.30 = 100,604,244.20 : x
  2. Step 2: Convert to fraction form
    126,113,412.20/189,170,118.30 = 100,604,244.20/x
  3. Step 3: Cross multiply
    126,113,412.20x = 189,170,118.30 × 100,604,244.20
  4. Step 4: Simplify right side
    126,113,412.20x = 19,031,316,776,796,092
  5. Step 5: Solve for x
    x = 19,031,316,776,796,092/126,113,412.20
  6. Step 6: Final answer
    x = 150,906,366.30

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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.