Home / 197,074,316.20-271,950,871.08-108,961,398.40

Finding the Fourth Proportional to 197,074,316.20, 271,950,871.08 and 108,961,398.40

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Solution

The fourth proportional to 197,074,316.20, 271,950,871.08 and 108,961,398.40 is: 150,360,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,074,316.20 : 271,950,871.08 = 108,961,398.40 : x
  2. Step 2: Convert to fraction form
    197,074,316.20/271,950,871.08 = 108,961,398.40/x
  3. Step 3: Cross multiply
    197,074,316.20x = 271,950,871.08 × 108,961,398.40
  4. Step 4: Simplify right side
    197,074,316.20x = 29,632,147,208,974,920
  5. Step 5: Solve for x
    x = 29,632,147,208,974,920/197,074,316.20
  6. Step 6: Final answer
    x = 150,360,269.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.