Home / 64,558,865-89,089,903.86-35,189,943.32

Finding the Fourth Proportional to 64,558,865, 89,089,903.86 and 35,189,943.32

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Solution

The fourth proportional to 64,558,865, 89,089,903.86 and 35,189,943.32 is: 48,561,396.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,558,865 : 89,089,903.86 = 35,189,943.32 : x
  2. Step 2: Convert to fraction form
    64,558,865/89,089,903.86 = 35,189,943.32/x
  3. Step 3: Cross multiply
    64,558,865x = 89,089,903.86 × 35,189,943.32
  4. Step 4: Simplify right side
    64,558,865x = 3,135,068,667,217,649
  5. Step 5: Solve for x
    x = 3,135,068,667,217,649/64,558,865
  6. Step 6: Final answer
    x = 48,561,396.91

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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.