Home / 214,819,428.20-321,473,315.10-196,679,575.40

Finding the Fourth Proportional to 214,819,428.20, 321,473,315.10 and 196,679,575.40

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Solution

The fourth proportional to 214,819,428.20, 321,473,315.10 and 196,679,575.40 is: 294,327,359.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,819,428.20 : 321,473,315.10 = 196,679,575.40 : x
  2. Step 2: Convert to fraction form
    214,819,428.20/321,473,315.10 = 196,679,575.40/x
  3. Step 3: Cross multiply
    214,819,428.20x = 321,473,315.10 × 196,679,575.40
  4. Step 4: Simplify right side
    214,819,428.20x = 63,227,235,116,298,416
  5. Step 5: Solve for x
    x = 63,227,235,116,298,416/214,819,428.20
  6. Step 6: Final answer
    x = 294,327,359.71

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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.