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Finding the Fourth Proportional to 183,085,668.80, 275,076,400.80 and 137,736,036.80

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Solution

The fourth proportional to 183,085,668.80, 275,076,400.80 and 137,736,036.80 is: 206,941,010.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,085,668.80 : 275,076,400.80 = 137,736,036.80 : x
  2. Step 2: Convert to fraction form
    183,085,668.80/275,076,400.80 = 137,736,036.80/x
  3. Step 3: Cross multiply
    183,085,668.80x = 275,076,400.80 × 137,736,036.80
  4. Step 4: Simplify right side
    183,085,668.80x = 37,887,933,263,400,352
  5. Step 5: Solve for x
    x = 37,887,933,263,400,352/183,085,668.80
  6. Step 6: Final answer
    x = 206,941,010.25

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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.