Home / 351,305,258,387.75-484,622,835,016.65-229,441,326,357.70

Finding the Fourth Proportional to 351,305,258,387.75, 484,622,835,016.65 and 229,441,326,357.70

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Solution

The fourth proportional to 351,305,258,387.75, 484,622,835,016.65 and 229,441,326,357.70 is: 316,512,501,292.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,305,258,387.75 : 484,622,835,016.65 = 229,441,326,357.70 : x
  2. Step 2: Convert to fraction form
    351,305,258,387.75/484,622,835,016.65 = 229,441,326,357.70/x
  3. Step 3: Cross multiply
    351,305,258,387.75x = 484,622,835,016.65 × 229,441,326,357.70
  4. Step 4: Simplify right side
    351,305,258,387.75x = 111,192,506,049,449,003,319,296
  5. Step 5: Solve for x
    x = 111,192,506,049,449,003,319,296/351,305,258,387.75
  6. Step 6: Final answer
    x = 316,512,501,292.31

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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.