Home / 245,050,431.52-338,159,755.80-133,538,895.62

Finding the Fourth Proportional to 245,050,431.52, 338,159,755.80 and 133,538,895.62

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Solution

The fourth proportional to 245,050,431.52, 338,159,755.80 and 133,538,895.62 is: 184,278,313.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,050,431.52 : 338,159,755.80 = 133,538,895.62 : x
  2. Step 2: Convert to fraction form
    245,050,431.52/338,159,755.80 = 133,538,895.62/x
  3. Step 3: Cross multiply
    245,050,431.52x = 338,159,755.80 × 133,538,895.62
  4. Step 4: Simplify right side
    245,050,431.52x = 45,157,480,332,660,896
  5. Step 5: Solve for x
    x = 45,157,480,332,660,896/245,050,431.52
  6. Step 6: Final answer
    x = 184,278,313.87

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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.