Home / 260,880,596.64-360,019,695.52-143,410,878

Finding the Fourth Proportional to 260,880,596.64, 360,019,695.52 and 143,410,878

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Solution

The fourth proportional to 260,880,596.64, 360,019,695.52 and 143,410,878 is: 197,909,470.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,880,596.64 : 360,019,695.52 = 143,410,878 : x
  2. Step 2: Convert to fraction form
    260,880,596.64/360,019,695.52 = 143,410,878/x
  3. Step 3: Cross multiply
    260,880,596.64x = 360,019,695.52 × 143,410,878
  4. Step 4: Simplify right side
    260,880,596.64x = 51,630,740,631,815,864
  5. Step 5: Solve for x
    x = 51,630,740,631,815,864/260,880,596.64
  6. Step 6: Final answer
    x = 197,909,470.07

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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.