Home / 114,992,135.60-172,488,203.40-74,177,466.80

Finding the Fourth Proportional to 114,992,135.60, 172,488,203.40 and 74,177,466.80

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Solution

The fourth proportional to 114,992,135.60, 172,488,203.40 and 74,177,466.80 is: 111,266,200.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,992,135.60 : 172,488,203.40 = 74,177,466.80 : x
  2. Step 2: Convert to fraction form
    114,992,135.60/172,488,203.40 = 74,177,466.80/x
  3. Step 3: Cross multiply
    114,992,135.60x = 172,488,203.40 × 74,177,466.80
  4. Step 4: Simplify right side
    114,992,135.60x = 12,794,737,981,095,148
  5. Step 5: Solve for x
    x = 12,794,737,981,095,148/114,992,135.60
  6. Step 6: Final answer
    x = 111,266,200.20

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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.