Home / 245,150,326.46-338,304,654.73-133,638,707.28

Finding the Fourth Proportional to 245,150,326.46, 338,304,654.73 and 133,638,707.28

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Solution

The fourth proportional to 245,150,326.46, 338,304,654.73 and 133,638,707.28 is: 184,419,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,150,326.46 : 338,304,654.73 = 133,638,707.28 : x
  2. Step 2: Convert to fraction form
    245,150,326.46/338,304,654.73 = 133,638,707.28/x
  3. Step 3: Cross multiply
    245,150,326.46x = 338,304,654.73 × 133,638,707.28
  4. Step 4: Simplify right side
    245,150,326.46x = 45,210,596,725,279,856
  5. Step 5: Solve for x
    x = 45,210,596,725,279,856/245,150,326.46
  6. Step 6: Final answer
    x = 184,419,891.98

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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.