Home / 146,872,606.60-220,308,909.90-131,000,235.40

Finding the Fourth Proportional to 146,872,606.60, 220,308,909.90 and 131,000,235.40

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Solution

The fourth proportional to 146,872,606.60, 220,308,909.90 and 131,000,235.40 is: 196,500,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,872,606.60 : 220,308,909.90 = 131,000,235.40 : x
  2. Step 2: Convert to fraction form
    146,872,606.60/220,308,909.90 = 131,000,235.40/x
  3. Step 3: Cross multiply
    146,872,606.60x = 220,308,909.90 × 131,000,235.40
  4. Step 4: Simplify right side
    146,872,606.60x = 28,860,519,057,617,392
  5. Step 5: Solve for x
    x = 28,860,519,057,617,392/146,872,606.60
  6. Step 6: Final answer
    x = 196,500,353.10

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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.