Home / 238,911,963.04-329,800,421.28-160,640,885.44

Finding the Fourth Proportional to 238,911,963.04, 329,800,421.28 and 160,640,885.44

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Solution

The fourth proportional to 238,911,963.04, 329,800,421.28 and 160,640,885.44 is: 221,752,946.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,911,963.04 : 329,800,421.28 = 160,640,885.44 : x
  2. Step 2: Convert to fraction form
    238,911,963.04/329,800,421.28 = 160,640,885.44/x
  3. Step 3: Cross multiply
    238,911,963.04x = 329,800,421.28 × 160,640,885.44
  4. Step 4: Simplify right side
    238,911,963.04x = 52,979,431,692,904,216
  5. Step 5: Solve for x
    x = 52,979,431,692,904,216/238,911,963.04
  6. Step 6: Final answer
    x = 221,752,946.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.