Home / 212,925,615.02-319,500,949.92-151,076,638

Finding the Fourth Proportional to 212,925,615.02, 319,500,949.92 and 151,076,638

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Solution

The fourth proportional to 212,925,615.02, 319,500,949.92 and 151,076,638 is: 226,694,798.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,925,615.02 : 319,500,949.92 = 151,076,638 : x
  2. Step 2: Convert to fraction form
    212,925,615.02/319,500,949.92 = 151,076,638/x
  3. Step 3: Cross multiply
    212,925,615.02x = 319,500,949.92 × 151,076,638
  4. Step 4: Simplify right side
    212,925,615.02x = 48,269,129,351,719,968
  5. Step 5: Solve for x
    x = 48,269,129,351,719,968/212,925,615.02
  6. Step 6: Final answer
    x = 226,694,798.31

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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.