Home / 150,265,552.85-207,361,449.35-83,281,656.57

Finding the Fourth Proportional to 150,265,552.85, 207,361,449.35 and 83,281,656.57

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Solution

The fourth proportional to 150,265,552.85, 207,361,449.35 and 83,281,656.57 is: 114,925,907.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,265,552.85 : 207,361,449.35 = 83,281,656.57 : x
  2. Step 2: Convert to fraction form
    150,265,552.85/207,361,449.35 = 83,281,656.57/x
  3. Step 3: Cross multiply
    150,265,552.85x = 207,361,449.35 × 83,281,656.57
  4. Step 4: Simplify right side
    150,265,552.85x = 17,269,405,010,988,922
  5. Step 5: Solve for x
    x = 17,269,405,010,988,922/150,265,552.85
  6. Step 6: Final answer
    x = 114,925,907.39

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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.