Home / 255,384,046.20-383,076,069.30-153,347,374.20

Finding the Fourth Proportional to 255,384,046.20, 383,076,069.30 and 153,347,374.20

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Solution

The fourth proportional to 255,384,046.20, 383,076,069.30 and 153,347,374.20 is: 230,021,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,384,046.20 : 383,076,069.30 = 153,347,374.20 : x
  2. Step 2: Convert to fraction form
    255,384,046.20/383,076,069.30 = 153,347,374.20/x
  3. Step 3: Cross multiply
    255,384,046.20x = 383,076,069.30 × 153,347,374.20
  4. Step 4: Simplify right side
    255,384,046.20x = 58,743,709,346,012,232
  5. Step 5: Solve for x
    x = 58,743,709,346,012,232/255,384,046.20
  6. Step 6: Final answer
    x = 230,021,061.30

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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.