Home / 274,472,311.80-411,731,718.24-87,753,173.64

Finding the Fourth Proportional to 274,472,311.80, 411,731,718.24 and 87,753,173.64

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Solution

The fourth proportional to 274,472,311.80, 411,731,718.24 and 87,753,173.64 is: 131,637,194.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,472,311.80 : 411,731,718.24 = 87,753,173.64 : x
  2. Step 2: Convert to fraction form
    274,472,311.80/411,731,718.24 = 87,753,173.64/x
  3. Step 3: Cross multiply
    274,472,311.80x = 411,731,718.24 × 87,753,173.64
  4. Step 4: Simplify right side
    274,472,311.80x = 36,130,764,963,810,280
  5. Step 5: Solve for x
    x = 36,130,764,963,810,280/274,472,311.80
  6. Step 6: Final answer
    x = 131,637,194.03

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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.