Home / 173,823,578.40-260,735,367.60-66,104,205.60

Finding the Fourth Proportional to 173,823,578.40, 260,735,367.60 and 66,104,205.60

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Solution

The fourth proportional to 173,823,578.40, 260,735,367.60 and 66,104,205.60 is: 99,156,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,823,578.40 : 260,735,367.60 = 66,104,205.60 : x
  2. Step 2: Convert to fraction form
    173,823,578.40/260,735,367.60 = 66,104,205.60/x
  3. Step 3: Cross multiply
    173,823,578.40x = 260,735,367.60 × 66,104,205.60
  4. Step 4: Simplify right side
    173,823,578.40x = 17,235,704,347,021,978
  5. Step 5: Solve for x
    x = 17,235,704,347,021,978/173,823,578.40
  6. Step 6: Final answer
    x = 99,156,308.40

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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.