Home / 115,254,050.37-159,104,190.24-68,196,327.63

Finding the Fourth Proportional to 115,254,050.37, 159,104,190.24 and 68,196,327.63

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Solution

The fourth proportional to 115,254,050.37, 159,104,190.24 and 68,196,327.63 is: 94,142,647.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,254,050.37 : 159,104,190.24 = 68,196,327.63 : x
  2. Step 2: Convert to fraction form
    115,254,050.37/159,104,190.24 = 68,196,327.63/x
  3. Step 3: Cross multiply
    115,254,050.37x = 159,104,190.24 × 68,196,327.63
  4. Step 4: Simplify right side
    115,254,050.37x = 10,850,321,484,912,888
  5. Step 5: Solve for x
    x = 10,850,321,484,912,888/115,254,050.37
  6. Step 6: Final answer
    x = 94,142,647.92

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1.5x scale

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.