Home / 302,162,406.60-453,243,609.90-210,329,401.80

Finding the Fourth Proportional to 302,162,406.60, 453,243,609.90 and 210,329,401.80

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Solution

The fourth proportional to 302,162,406.60, 453,243,609.90 and 210,329,401.80 is: 315,494,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,162,406.60 : 453,243,609.90 = 210,329,401.80 : x
  2. Step 2: Convert to fraction form
    302,162,406.60/453,243,609.90 = 210,329,401.80/x
  3. Step 3: Cross multiply
    302,162,406.60x = 453,243,609.90 × 210,329,401.80
  4. Step 4: Simplify right side
    302,162,406.60x = 95,330,457,339,939,552
  5. Step 5: Solve for x
    x = 95,330,457,339,939,552/302,162,406.60
  6. Step 6: Final answer
    x = 315,494,102.70

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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.