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Finding the Fourth Proportional to 329,396,570.37, 494,098,399.04 and 99,367,649.01

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Solution

The fourth proportional to 329,396,570.37, 494,098,399.04 and 99,367,649.01 is: 149,052,542.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,396,570.37 : 494,098,399.04 = 99,367,649.01 : x
  2. Step 2: Convert to fraction form
    329,396,570.37/494,098,399.04 = 99,367,649.01/x
  3. Step 3: Cross multiply
    329,396,570.37x = 494,098,399.04 × 99,367,649.01
  4. Step 4: Simplify right side
    329,396,570.37x = 49,097,396,291,712,808
  5. Step 5: Solve for x
    x = 49,097,396,291,712,808/329,396,570.37
  6. Step 6: Final answer
    x = 149,052,542.46

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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.