Home / 180,422,439.21-248,946,953.25-109,810,753.81

Finding the Fourth Proportional to 180,422,439.21, 248,946,953.25 and 109,810,753.81

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Solution

The fourth proportional to 180,422,439.21, 248,946,953.25 and 109,810,753.81 is: 151,516,921.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,422,439.21 : 248,946,953.25 = 109,810,753.81 : x
  2. Step 2: Convert to fraction form
    180,422,439.21/248,946,953.25 = 109,810,753.81/x
  3. Step 3: Cross multiply
    180,422,439.21x = 248,946,953.25 × 109,810,753.81
  4. Step 4: Simplify right side
    180,422,439.21x = 27,337,052,594,462,964
  5. Step 5: Solve for x
    x = 27,337,052,594,462,964/180,422,439.21
  6. Step 6: Final answer
    x = 151,516,921.70

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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.