Home / 302,817,639.20-454,230,063.33-84,454,695.54

Finding the Fourth Proportional to 302,817,639.20, 454,230,063.33 and 84,454,695.54

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Solution

The fourth proportional to 302,817,639.20, 454,230,063.33 and 84,454,695.54 is: 126,683,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,817,639.20 : 454,230,063.33 = 84,454,695.54 : x
  2. Step 2: Convert to fraction form
    302,817,639.20/454,230,063.33 = 84,454,695.54/x
  3. Step 3: Cross multiply
    302,817,639.20x = 454,230,063.33 × 84,454,695.54
  4. Step 4: Simplify right side
    302,817,639.20x = 38,361,861,703,650,072
  5. Step 5: Solve for x
    x = 38,361,861,703,650,072/302,817,639.20
  6. Step 6: Final answer
    x = 126,683,048.60

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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.