Home / 180,278,966.46-270,418,029.12-118,420,744.32

Finding the Fourth Proportional to 180,278,966.46, 270,418,029.12 and 118,420,744.32

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Solution

The fourth proportional to 180,278,966.46, 270,418,029.12 and 118,420,744.32 is: 177,630,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,278,966.46 : 270,418,029.12 = 118,420,744.32 : x
  2. Step 2: Convert to fraction form
    180,278,966.46/270,418,029.12 = 118,420,744.32/x
  3. Step 3: Cross multiply
    180,278,966.46x = 270,418,029.12 × 118,420,744.32
  4. Step 4: Simplify right side
    180,278,966.46x = 32,023,104,285,937,832
  5. Step 5: Solve for x
    x = 32,023,104,285,937,832/180,278,966.46
  6. Step 6: Final answer
    x = 177,630,840.22

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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.