Home / 217,504,178.02-300,162,261.46-133,920,528.30

Finding the Fourth Proportional to 217,504,178.02, 300,162,261.46 and 133,920,528.30

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Solution

The fourth proportional to 217,504,178.02, 300,162,261.46 and 133,920,528.30 is: 184,814,328.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,504,178.02 : 300,162,261.46 = 133,920,528.30 : x
  2. Step 2: Convert to fraction form
    217,504,178.02/300,162,261.46 = 133,920,528.30/x
  3. Step 3: Cross multiply
    217,504,178.02x = 300,162,261.46 × 133,920,528.30
  4. Step 4: Simplify right side
    217,504,178.02x = 40,197,888,630,445,928
  5. Step 5: Solve for x
    x = 40,197,888,630,445,928/217,504,178.02
  6. Step 6: Final answer
    x = 184,814,328.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.