Home / 496,430,351.06-685,122,274.19-370,764,376.88

Finding the Fourth Proportional to 496,430,351.06, 685,122,274.19 and 370,764,376.88

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Solution

The fourth proportional to 496,430,351.06, 685,122,274.19 and 370,764,376.88 is: 511,690,980.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,430,351.06 : 685,122,274.19 = 370,764,376.88 : x
  2. Step 2: Convert to fraction form
    496,430,351.06/685,122,274.19 = 370,764,376.88/x
  3. Step 3: Cross multiply
    496,430,351.06x = 685,122,274.19 × 370,764,376.88
  4. Step 4: Simplify right side
    496,430,351.06x = 254,018,933,076,663,872
  5. Step 5: Solve for x
    x = 254,018,933,076,663,872/496,430,351.06
  6. Step 6: Final answer
    x = 511,690,980.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.