Home / 208,076,327.80-312,114,491.70-195,321,743.80

Finding the Fourth Proportional to 208,076,327.80, 312,114,491.70 and 195,321,743.80

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Solution

The fourth proportional to 208,076,327.80, 312,114,491.70 and 195,321,743.80 is: 292,982,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,076,327.80 : 312,114,491.70 = 195,321,743.80 : x
  2. Step 2: Convert to fraction form
    208,076,327.80/312,114,491.70 = 195,321,743.80/x
  3. Step 3: Cross multiply
    208,076,327.80x = 312,114,491.70 × 195,321,743.80
  4. Step 4: Simplify right side
    208,076,327.80x = 60,962,746,784,094,624
  5. Step 5: Solve for x
    x = 60,962,746,784,094,624/208,076,327.80
  6. Step 6: Final answer
    x = 292,982,615.70

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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.