Home / 327,176,066.40-490,520,030.40-197,756,404.80

Finding the Fourth Proportional to 327,176,066.40, 490,520,030.40 and 197,756,404.80

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Solution

The fourth proportional to 327,176,066.40, 490,520,030.40 and 197,756,404.80 is: 296,487,083.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,176,066.40 : 490,520,030.40 = 197,756,404.80 : x
  2. Step 2: Convert to fraction form
    327,176,066.40/490,520,030.40 = 197,756,404.80/x
  3. Step 3: Cross multiply
    327,176,066.40x = 490,520,030.40 × 197,756,404.80
  4. Step 4: Simplify right side
    327,176,066.40x = 97,003,477,694,290,704
  5. Step 5: Solve for x
    x = 97,003,477,694,290,704/327,176,066.40
  6. Step 6: Final answer
    x = 296,487,083.43

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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.