Home / 90,222,168.44-124,506,684.54-48,969,069.32

Finding the Fourth Proportional to 90,222,168.44, 124,506,684.54 and 48,969,069.32

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Solution

The fourth proportional to 90,222,168.44, 124,506,684.54 and 48,969,069.32 is: 67,577,365.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,222,168.44 : 124,506,684.54 = 48,969,069.32 : x
  2. Step 2: Convert to fraction form
    90,222,168.44/124,506,684.54 = 48,969,069.32/x
  3. Step 3: Cross multiply
    90,222,168.44x = 124,506,684.54 × 48,969,069.32
  4. Step 4: Simplify right side
    90,222,168.44x = 6,096,976,466,042,633
  5. Step 5: Solve for x
    x = 6,096,976,466,042,633/90,222,168.44
  6. Step 6: Final answer
    x = 67,577,365.65

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Why These Related Problems?

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