Home / 551,628,484.24-827,563,798.74-163,481,736.28

Finding the Fourth Proportional to 551,628,484.24, 827,563,798.74 and 163,481,736.28

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Solution

The fourth proportional to 551,628,484.24, 827,563,798.74 and 163,481,736.28 is: 245,258,485.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,628,484.24 : 827,563,798.74 = 163,481,736.28 : x
  2. Step 2: Convert to fraction form
    551,628,484.24/827,563,798.74 = 163,481,736.28/x
  3. Step 3: Cross multiply
    551,628,484.24x = 827,563,798.74 × 163,481,736.28
  4. Step 4: Simplify right side
    551,628,484.24x = 135,291,566,700,487,680
  5. Step 5: Solve for x
    x = 135,291,566,700,487,680/551,628,484.24
  6. Step 6: Final answer
    x = 245,258,485.68

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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.