Home / 302,180,630.40-452,935,022.40-165,963,772.80

Finding the Fourth Proportional to 302,180,630.40, 452,935,022.40 and 165,963,772.80

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Solution

The fourth proportional to 302,180,630.40, 452,935,022.40 and 165,963,772.80 is: 248,761,163.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,180,630.40 : 452,935,022.40 = 165,963,772.80 : x
  2. Step 2: Convert to fraction form
    302,180,630.40/452,935,022.40 = 165,963,772.80/x
  3. Step 3: Cross multiply
    302,180,630.40x = 452,935,022.40 × 165,963,772.80
  4. Step 4: Simplify right side
    302,180,630.40x = 75,170,805,150,756,512
  5. Step 5: Solve for x
    x = 75,170,805,150,756,512/302,180,630.40
  6. Step 6: Final answer
    x = 248,761,163.32

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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.