Home / 93,410,317.86-128,905,469.01-51,023,912.34

Finding the Fourth Proportional to 93,410,317.86, 128,905,469.01 and 51,023,912.34

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Solution

The fourth proportional to 93,410,317.86, 128,905,469.01 and 51,023,912.34 is: 70,412,578.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,410,317.86 : 128,905,469.01 = 51,023,912.34 : x
  2. Step 2: Convert to fraction form
    93,410,317.86/128,905,469.01 = 51,023,912.34/x
  3. Step 3: Cross multiply
    93,410,317.86x = 128,905,469.01 × 51,023,912.34
  4. Step 4: Simplify right side
    93,410,317.86x = 6,577,261,350,912,827
  5. Step 5: Solve for x
    x = 6,577,261,350,912,827/93,410,317.86
  6. Step 6: Final answer
    x = 70,412,578.63

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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.