Home / 243,620,086.20-365,430,129.30-186,224,458.20

Finding the Fourth Proportional to 243,620,086.20, 365,430,129.30 and 186,224,458.20

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Solution

The fourth proportional to 243,620,086.20, 365,430,129.30 and 186,224,458.20 is: 279,336,687.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,620,086.20 : 365,430,129.30 = 186,224,458.20 : x
  2. Step 2: Convert to fraction form
    243,620,086.20/365,430,129.30 = 186,224,458.20/x
  3. Step 3: Cross multiply
    243,620,086.20x = 365,430,129.30 × 186,224,458.20
  4. Step 4: Simplify right side
    243,620,086.20x = 68,052,027,838,848,440
  5. Step 5: Solve for x
    x = 68,052,027,838,848,440/243,620,086.20
  6. Step 6: Final answer
    x = 279,336,687.30

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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.