Home / 115,596,450.40-173,394,675.60-47,488,021.60

Finding the Fourth Proportional to 115,596,450.40, 173,394,675.60 and 47,488,021.60

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Solution

The fourth proportional to 115,596,450.40, 173,394,675.60 and 47,488,021.60 is: 71,232,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,596,450.40 : 173,394,675.60 = 47,488,021.60 : x
  2. Step 2: Convert to fraction form
    115,596,450.40/173,394,675.60 = 47,488,021.60/x
  3. Step 3: Cross multiply
    115,596,450.40x = 173,394,675.60 × 47,488,021.60
  4. Step 4: Simplify right side
    115,596,450.40x = 8,234,170,100,217,793
  5. Step 5: Solve for x
    x = 8,234,170,100,217,793/115,596,450.40
  6. Step 6: Final answer
    x = 71,232,032.40

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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.