Home / 252,025,517.40-378,038,276.10-201,007,181.40

Finding the Fourth Proportional to 252,025,517.40, 378,038,276.10 and 201,007,181.40

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Solution

The fourth proportional to 252,025,517.40, 378,038,276.10 and 201,007,181.40 is: 301,510,772.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,025,517.40 : 378,038,276.10 = 201,007,181.40 : x
  2. Step 2: Convert to fraction form
    252,025,517.40/378,038,276.10 = 201,007,181.40/x
  3. Step 3: Cross multiply
    252,025,517.40x = 378,038,276.10 × 201,007,181.40
  4. Step 4: Simplify right side
    252,025,517.40x = 75,988,408,340,175,984
  5. Step 5: Solve for x
    x = 75,988,408,340,175,984/252,025,517.40
  6. Step 6: Final answer
    x = 301,510,772.10

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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.