Home / 302,940,256.20-454,410,384.30-265,526,809.80

Finding the Fourth Proportional to 302,940,256.20, 454,410,384.30 and 265,526,809.80

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Solution

The fourth proportional to 302,940,256.20, 454,410,384.30 and 265,526,809.80 is: 398,290,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,940,256.20 : 454,410,384.30 = 265,526,809.80 : x
  2. Step 2: Convert to fraction form
    302,940,256.20/454,410,384.30 = 265,526,809.80/x
  3. Step 3: Cross multiply
    302,940,256.20x = 454,410,384.30 × 265,526,809.80
  4. Step 4: Simplify right side
    302,940,256.20x = 120,658,139,683,171,008
  5. Step 5: Solve for x
    x = 120,658,139,683,171,008/302,940,256.20
  6. Step 6: Final answer
    x = 398,290,214.70

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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.