Home / 302,868,200.40-454,302,300.60-230,308,789.20

Finding the Fourth Proportional to 302,868,200.40, 454,302,300.60 and 230,308,789.20

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Solution

The fourth proportional to 302,868,200.40, 454,302,300.60 and 230,308,789.20 is: 345,463,183.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,868,200.40 : 454,302,300.60 = 230,308,789.20 : x
  2. Step 2: Convert to fraction form
    302,868,200.40/454,302,300.60 = 230,308,789.20/x
  3. Step 3: Cross multiply
    302,868,200.40x = 454,302,300.60 × 230,308,789.20
  4. Step 4: Simplify right side
    302,868,200.40x = 104,629,812,781,960,432
  5. Step 5: Solve for x
    x = 104,629,812,781,960,432/302,868,200.40
  6. Step 6: Final answer
    x = 345,463,183.80

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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.