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Finding the Fourth Proportional to 271,953,709.44, 375,294,041.28 and 148,194,003.84

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Solution

The fourth proportional to 271,953,709.44, 375,294,041.28 and 148,194,003.84 is: 204,506,593.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,953,709.44 : 375,294,041.28 = 148,194,003.84 : x
  2. Step 2: Convert to fraction form
    271,953,709.44/375,294,041.28 = 148,194,003.84/x
  3. Step 3: Cross multiply
    271,953,709.44x = 375,294,041.28 × 148,194,003.84
  4. Step 4: Simplify right side
    271,953,709.44x = 55,616,326,594,577,432
  5. Step 5: Solve for x
    x = 55,616,326,594,577,432/271,953,709.44
  6. Step 6: Final answer
    x = 204,506,593.09

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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.