Home / 165,890,253.20-248,835,379.80-97,697,843.60

Finding the Fourth Proportional to 165,890,253.20, 248,835,379.80 and 97,697,843.60

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Solution

The fourth proportional to 165,890,253.20, 248,835,379.80 and 97,697,843.60 is: 146,546,765.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,890,253.20 : 248,835,379.80 = 97,697,843.60 : x
  2. Step 2: Convert to fraction form
    165,890,253.20/248,835,379.80 = 97,697,843.60/x
  3. Step 3: Cross multiply
    165,890,253.20x = 248,835,379.80 × 97,697,843.60
  4. Step 4: Simplify right side
    165,890,253.20x = 24,310,680,017,847,000
  5. Step 5: Solve for x
    x = 24,310,680,017,847,000/165,890,253.20
  6. Step 6: Final answer
    x = 146,546,765.40

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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.