Home / 123,169,621.64-184,818,120.64-54,130,867.64

Finding the Fourth Proportional to 123,169,621.64, 184,818,120.64 and 54,130,867.64

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Solution

The fourth proportional to 123,169,621.64, 184,818,120.64 and 54,130,867.64 is: 81,224,291.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,169,621.64 : 184,818,120.64 = 54,130,867.64 : x
  2. Step 2: Convert to fraction form
    123,169,621.64/184,818,120.64 = 54,130,867.64/x
  3. Step 3: Cross multiply
    123,169,621.64x = 184,818,120.64 × 54,130,867.64
  4. Step 4: Simplify right side
    123,169,621.64x = 10,004,365,225,837,392
  5. Step 5: Solve for x
    x = 10,004,365,225,837,392/123,169,621.64
  6. Step 6: Final answer
    x = 81,224,291.29

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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.