Home / 343,375,680,664.12-515,063,399,767.66-91,830,337,015.45

Finding the Fourth Proportional to 343,375,680,664.12, 515,063,399,767.66 and 91,830,337,015.45

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Solution

The fourth proportional to 343,375,680,664.12, 515,063,399,767.66 and 91,830,337,015.45 is: 137,745,473,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,375,680,664.12 : 515,063,399,767.66 = 91,830,337,015.45 : x
  2. Step 2: Convert to fraction form
    343,375,680,664.12/515,063,399,767.66 = 91,830,337,015.45/x
  3. Step 3: Cross multiply
    343,375,680,664.12x = 515,063,399,767.66 × 91,830,337,015.45
  4. Step 4: Simplify right side
    343,375,680,664.12x = 47,298,445,584,987,668,348,928
  5. Step 5: Solve for x
    x = 47,298,445,584,987,668,348,928/343,375,680,664.12
  6. Step 6: Final answer
    x = 137,745,473,102.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.