Home / 187,812,000.30-281,718,000.45-133,392,441.90

Finding the Fourth Proportional to 187,812,000.30, 281,718,000.45 and 133,392,441.90

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Solution

The fourth proportional to 187,812,000.30, 281,718,000.45 and 133,392,441.90 is: 200,088,662.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,812,000.30 : 281,718,000.45 = 133,392,441.90 : x
  2. Step 2: Convert to fraction form
    187,812,000.30/281,718,000.45 = 133,392,441.90/x
  3. Step 3: Cross multiply
    187,812,000.30x = 281,718,000.45 × 133,392,441.90
  4. Step 4: Simplify right side
    187,812,000.30x = 37,579,052,007,210,800
  5. Step 5: Solve for x
    x = 37,579,052,007,210,800/187,812,000.30
  6. Step 6: Final answer
    x = 200,088,662.85

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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.