Home / 327,564,306.40-491,346,459.60-302,622,008.80

Finding the Fourth Proportional to 327,564,306.40, 491,346,459.60 and 302,622,008.80

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Solution

The fourth proportional to 327,564,306.40, 491,346,459.60 and 302,622,008.80 is: 453,933,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,564,306.40 : 491,346,459.60 = 302,622,008.80 : x
  2. Step 2: Convert to fraction form
    327,564,306.40/491,346,459.60 = 302,622,008.80/x
  3. Step 3: Cross multiply
    327,564,306.40x = 491,346,459.60 × 302,622,008.80
  4. Step 4: Simplify right side
    327,564,306.40x = 148,692,252,620,920,064
  5. Step 5: Solve for x
    x = 148,692,252,620,920,064/327,564,306.40
  6. Step 6: Final answer
    x = 453,933,013.20

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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.