Home / 160,416,907.45-220,860,827.28-125,089,379.95

Finding the Fourth Proportional to 160,416,907.45, 220,860,827.28 and 125,089,379.95

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Solution

The fourth proportional to 160,416,907.45, 220,860,827.28 and 125,089,379.95 is: 172,222,145.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,416,907.45 : 220,860,827.28 = 125,089,379.95 : x
  2. Step 2: Convert to fraction form
    160,416,907.45/220,860,827.28 = 125,089,379.95/x
  3. Step 3: Cross multiply
    160,416,907.45x = 220,860,827.28 × 125,089,379.95
  4. Step 4: Simplify right side
    160,416,907.45x = 27,627,343,940,752,872
  5. Step 5: Solve for x
    x = 27,627,343,940,752,872/160,416,907.45
  6. Step 6: Final answer
    x = 172,222,145.28

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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.