Home / 49,387,200.80-68,154,319.44-27,362,128.16

Finding the Fourth Proportional to 49,387,200.80, 68,154,319.44 and 27,362,128.16

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Solution

The fourth proportional to 49,387,200.80, 68,154,319.44 and 27,362,128.16 is: 37,759,727.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,387,200.80 : 68,154,319.44 = 27,362,128.16 : x
  2. Step 2: Convert to fraction form
    49,387,200.80/68,154,319.44 = 27,362,128.16/x
  3. Step 3: Cross multiply
    49,387,200.80x = 68,154,319.44 × 27,362,128.16
  4. Step 4: Simplify right side
    49,387,200.80x = 1,864,847,223,174,859.50
  5. Step 5: Solve for x
    x = 1,864,847,223,174,859.50/49,387,200.80
  6. Step 6: Final answer
    x = 37,759,727.07

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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.