Home / 342,628,425,430.07-472,838,566,479.61-188,309,574,850.56

Finding the Fourth Proportional to 342,628,425,430.07, 472,838,566,479.61 and 188,309,574,850.56

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Solution

The fourth proportional to 342,628,425,430.07, 472,838,566,479.61 and 188,309,574,850.56 is: 259,873,445,453.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,628,425,430.07 : 472,838,566,479.61 = 188,309,574,850.56 : x
  2. Step 2: Convert to fraction form
    342,628,425,430.07/472,838,566,479.61 = 188,309,574,850.56/x
  3. Step 3: Cross multiply
    342,628,425,430.07x = 472,838,566,479.61 × 188,309,574,850.56
  4. Step 4: Simplify right side
    342,628,425,430.07x = 89,040,029,426,723,611,213,824
  5. Step 5: Solve for x
    x = 89,040,029,426,723,611,213,824/342,628,425,430.07
  6. Step 6: Final answer
    x = 259,873,445,453.22

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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.