Home / 250,173,149,703.64-345,239,169,052.08-135,987,770,696.92

Finding the Fourth Proportional to 250,173,149,703.64, 345,239,169,052.08 and 135,987,770,696.92

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Solution

The fourth proportional to 250,173,149,703.64, 345,239,169,052.08 and 135,987,770,696.92 is: 187,663,244,485.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,173,149,703.64 : 345,239,169,052.08 = 135,987,770,696.92 : x
  2. Step 2: Convert to fraction form
    250,173,149,703.64/345,239,169,052.08 = 135,987,770,696.92/x
  3. Step 3: Cross multiply
    250,173,149,703.64x = 345,239,169,052.08 × 135,987,770,696.92
  4. Step 4: Simplify right side
    250,173,149,703.64x = 46,948,304,956,649,459,679,232
  5. Step 5: Solve for x
    x = 46,948,304,956,649,459,679,232/250,173,149,703.64
  6. Step 6: Final answer
    x = 187,663,244,485.93

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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.