Home / 302,162,433.60-453,243,650.40-210,329,428.80

Finding the Fourth Proportional to 302,162,433.60, 453,243,650.40 and 210,329,428.80

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Solution

The fourth proportional to 302,162,433.60, 453,243,650.40 and 210,329,428.80 is: 315,494,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,162,433.60 : 453,243,650.40 = 210,329,428.80 : x
  2. Step 2: Convert to fraction form
    302,162,433.60/453,243,650.40 = 210,329,428.80/x
  3. Step 3: Cross multiply
    302,162,433.60x = 453,243,650.40 × 210,329,428.80
  4. Step 4: Simplify right side
    302,162,433.60x = 95,330,478,095,858,896
  5. Step 5: Solve for x
    x = 95,330,478,095,858,896/302,162,433.60
  6. Step 6: Final answer
    x = 315,494,143.20

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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.