Home / 195,740,858.81-270,139,597.14-107,650,379.63

Finding the Fourth Proportional to 195,740,858.81, 270,139,597.14 and 107,650,379.63

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Solution

The fourth proportional to 195,740,858.81, 270,139,597.14 and 107,650,379.63 is: 148,566,989.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,740,858.81 : 270,139,597.14 = 107,650,379.63 : x
  2. Step 2: Convert to fraction form
    195,740,858.81/270,139,597.14 = 107,650,379.63/x
  3. Step 3: Cross multiply
    195,740,858.81x = 270,139,597.14 × 107,650,379.63
  4. Step 4: Simplify right side
    195,740,858.81x = 29,080,630,183,865,564
  5. Step 5: Solve for x
    x = 29,080,630,183,865,564/195,740,858.81
  6. Step 6: Final answer
    x = 148,566,989.85

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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.