Home / 180,586,736.22-249,194,482.58-100,120,880.74

Finding the Fourth Proportional to 180,586,736.22, 249,194,482.58 and 100,120,880.74

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Solution

The fourth proportional to 180,586,736.22, 249,194,482.58 and 100,120,880.74 is: 138,158,380.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,586,736.22 : 249,194,482.58 = 100,120,880.74 : x
  2. Step 2: Convert to fraction form
    180,586,736.22/249,194,482.58 = 100,120,880.74/x
  3. Step 3: Cross multiply
    180,586,736.22x = 249,194,482.58 × 100,120,880.74
  4. Step 4: Simplify right side
    180,586,736.22x = 24,949,571,071,458,188
  5. Step 5: Solve for x
    x = 24,949,571,071,458,188/180,586,736.22
  6. Step 6: Final answer
    x = 138,158,380.81

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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.