Home / 97,860,231.80-146,790,347.70-65,611,604.60

Finding the Fourth Proportional to 97,860,231.80, 146,790,347.70 and 65,611,604.60

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Solution

The fourth proportional to 97,860,231.80, 146,790,347.70 and 65,611,604.60 is: 98,417,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,860,231.80 : 146,790,347.70 = 65,611,604.60 : x
  2. Step 2: Convert to fraction form
    97,860,231.80/146,790,347.70 = 65,611,604.60/x
  3. Step 3: Cross multiply
    97,860,231.80x = 146,790,347.70 × 65,611,604.60
  4. Step 4: Simplify right side
    97,860,231.80x = 9,631,150,252,388,918
  5. Step 5: Solve for x
    x = 9,631,150,252,388,918/97,860,231.80
  6. Step 6: Final answer
    x = 98,417,406.90

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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.