Home / 245,120,527.49-338,256,149.45-133,608,914.37

Finding the Fourth Proportional to 245,120,527.49, 338,256,149.45 and 133,608,914.37

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Solution

The fourth proportional to 245,120,527.49, 338,256,149.45 and 133,608,914.37 is: 184,374,753.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,120,527.49 : 338,256,149.45 = 133,608,914.37 : x
  2. Step 2: Convert to fraction form
    245,120,527.49/338,256,149.45 = 133,608,914.37/x
  3. Step 3: Cross multiply
    245,120,527.49x = 338,256,149.45 × 133,608,914.37
  4. Step 4: Simplify right side
    245,120,527.49x = 45,194,036,906,322,928
  5. Step 5: Solve for x
    x = 45,194,036,906,322,928/245,120,527.49
  6. Step 6: Final answer
    x = 184,374,753.80

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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.