Home / 171,573,092.94-257,214,991.22-74,455,640.04

Finding the Fourth Proportional to 171,573,092.94, 257,214,991.22 and 74,455,640.04

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Solution

The fourth proportional to 171,573,092.94, 257,214,991.22 and 74,455,640.04 is: 111,620,688.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,573,092.94 : 257,214,991.22 = 74,455,640.04 : x
  2. Step 2: Convert to fraction form
    171,573,092.94/257,214,991.22 = 74,455,640.04/x
  3. Step 3: Cross multiply
    171,573,092.94x = 257,214,991.22 × 74,455,640.04
  4. Step 4: Simplify right side
    171,573,092.94x = 19,151,106,799,168,084
  5. Step 5: Solve for x
    x = 19,151,106,799,168,084/171,573,092.94
  6. Step 6: Final answer
    x = 111,620,688.72

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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.