Home / 858,297,395.56-1,184,369,448.88-481,880,466.32

Finding the Fourth Proportional to 858,297,395.56, 1,184,369,448.88 and 481,880,466.32

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Solution

The fourth proportional to 858,297,395.56, 1,184,369,448.88 and 481,880,466.32 is: 664,949,591.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,297,395.56 : 1,184,369,448.88 = 481,880,466.32 : x
  2. Step 2: Convert to fraction form
    858,297,395.56/1,184,369,448.88 = 481,880,466.32/x
  3. Step 3: Cross multiply
    858,297,395.56x = 1,184,369,448.88 × 481,880,466.32
  4. Step 4: Simplify right side
    858,297,395.56x = 570,724,502,321,455,872
  5. Step 5: Solve for x
    x = 570,724,502,321,455,872/858,297,395.56
  6. Step 6: Final answer
    x = 664,949,591.22

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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.