Home / 93,356,074.32-128,848,245.96-55,681,652.88

Finding the Fourth Proportional to 93,356,074.32, 128,848,245.96 and 55,681,652.88

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Solution

The fourth proportional to 93,356,074.32, 128,848,245.96 and 55,681,652.88 is: 76,850,739.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,356,074.32 : 128,848,245.96 = 55,681,652.88 : x
  2. Step 2: Convert to fraction form
    93,356,074.32/128,848,245.96 = 55,681,652.88/x
  3. Step 3: Cross multiply
    93,356,074.32x = 128,848,245.96 × 55,681,652.88
  4. Step 4: Simplify right side
    93,356,074.32x = 7,174,483,305,741,582
  5. Step 5: Solve for x
    x = 7,174,483,305,741,582/93,356,074.32
  6. Step 6: Final answer
    x = 76,850,739.04

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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.