Home / 194,253,880.20-291,380,820.30-97,507,998.60

Finding the Fourth Proportional to 194,253,880.20, 291,380,820.30 and 97,507,998.60

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Solution

The fourth proportional to 194,253,880.20, 291,380,820.30 and 97,507,998.60 is: 146,261,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,253,880.20 : 291,380,820.30 = 97,507,998.60 : x
  2. Step 2: Convert to fraction form
    194,253,880.20/291,380,820.30 = 97,507,998.60/x
  3. Step 3: Cross multiply
    194,253,880.20x = 291,380,820.30 × 97,507,998.60
  4. Step 4: Simplify right side
    194,253,880.20x = 28,411,960,617,879,252
  5. Step 5: Solve for x
    x = 28,411,960,617,879,252/194,253,880.20
  6. Step 6: Final answer
    x = 146,261,997.90

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1.5x scale

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.