Home / 1,431,745,274.96-2,146,225,079.76-684,566,880.54

Finding the Fourth Proportional to 1,431,745,274.96, 2,146,225,079.76 and 684,566,880.54

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Solution

The fourth proportional to 1,431,745,274.96, 2,146,225,079.76 and 684,566,880.54 is: 1,026,184,359.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,745,274.96 : 2,146,225,079.76 = 684,566,880.54 : x
  2. Step 2: Convert to fraction form
    1,431,745,274.96/2,146,225,079.76 = 684,566,880.54/x
  3. Step 3: Cross multiply
    1,431,745,274.96x = 2,146,225,079.76 × 684,566,880.54
  4. Step 4: Simplify right side
    1,431,745,274.96x = 1,469,234,607,788,015,872
  5. Step 5: Solve for x
    x = 1,469,234,607,788,015,872/1,431,745,274.96
  6. Step 6: Final answer
    x = 1,026,184,359.39

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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.