Home / 230,763,816.20-346,145,724.30-208,089,000.20

Finding the Fourth Proportional to 230,763,816.20, 346,145,724.30 and 208,089,000.20

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Solution

The fourth proportional to 230,763,816.20, 346,145,724.30 and 208,089,000.20 is: 312,133,500.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,763,816.20 : 346,145,724.30 = 208,089,000.20 : x
  2. Step 2: Convert to fraction form
    230,763,816.20/346,145,724.30 = 208,089,000.20/x
  3. Step 3: Cross multiply
    230,763,816.20x = 346,145,724.30 × 208,089,000.20
  4. Step 4: Simplify right side
    230,763,816.20x = 72,029,117,693,091,840
  5. Step 5: Solve for x
    x = 72,029,117,693,091,840/230,763,816.20
  6. Step 6: Final answer
    x = 312,133,500.30

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Double scale
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Similar ratio
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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.