Home / 245,120,557.32-338,256,190.44-133,608,944.16

Finding the Fourth Proportional to 245,120,557.32, 338,256,190.44 and 133,608,944.16

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Solution

The fourth proportional to 245,120,557.32, 338,256,190.44 and 133,608,944.16 is: 184,374,794.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,120,557.32 : 338,256,190.44 = 133,608,944.16 : x
  2. Step 2: Convert to fraction form
    245,120,557.32/338,256,190.44 = 133,608,944.16/x
  3. Step 3: Cross multiply
    245,120,557.32x = 338,256,190.44 × 133,608,944.16
  4. Step 4: Simplify right side
    245,120,557.32x = 45,194,052,460,272,288
  5. Step 5: Solve for x
    x = 45,194,052,460,272,288/245,120,557.32
  6. Step 6: Final answer
    x = 184,374,794.81

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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.