Home / 267,873,321.21-369,652,689.15-148,803,631.03

Finding the Fourth Proportional to 267,873,321.21, 369,652,689.15 and 148,803,631.03

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Solution

The fourth proportional to 267,873,321.21, 369,652,689.15 and 148,803,631.03 is: 205,342,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,873,321.21 : 369,652,689.15 = 148,803,631.03 : x
  2. Step 2: Convert to fraction form
    267,873,321.21/369,652,689.15 = 148,803,631.03/x
  3. Step 3: Cross multiply
    267,873,321.21x = 369,652,689.15 × 148,803,631.03
  4. Step 4: Simplify right side
    267,873,321.21x = 55,005,662,365,427,936
  5. Step 5: Solve for x
    x = 55,005,662,365,427,936/267,873,321.21
  6. Step 6: Final answer
    x = 205,342,070.34

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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.