Home / 213,974,773.89-320,738,169.02-89,548,696.20

Finding the Fourth Proportional to 213,974,773.89, 320,738,169.02 and 89,548,696.20

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Solution

The fourth proportional to 213,974,773.89, 320,738,169.02 and 89,548,696.20 is: 134,229,303.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,974,773.89 : 320,738,169.02 = 89,548,696.20 : x
  2. Step 2: Convert to fraction form
    213,974,773.89/320,738,169.02 = 89,548,696.20/x
  3. Step 3: Cross multiply
    213,974,773.89x = 320,738,169.02 × 89,548,696.20
  4. Step 4: Simplify right side
    213,974,773.89x = 28,721,684,858,071,256
  5. Step 5: Solve for x
    x = 28,721,684,858,071,256/213,974,773.89
  6. Step 6: Final answer
    x = 134,229,303.47

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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.