Home / 259,756,562,989.44-389,362,095,738.08-87,397,225,668.00

Finding the Fourth Proportional to 259,756,562,989.44, 389,362,095,738.08 and 87,397,225,668.00

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Solution

The fourth proportional to 259,756,562,989.44, 389,362,095,738.08 and 87,397,225,668.00 is: 131,004,069,949.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,756,562,989.44 : 389,362,095,738.08 = 87,397,225,668.00 : x
  2. Step 2: Convert to fraction form
    259,756,562,989.44/389,362,095,738.08 = 87,397,225,668.00/x
  3. Step 3: Cross multiply
    259,756,562,989.44x = 389,362,095,738.08 × 87,397,225,668.00
  4. Step 4: Simplify right side
    259,756,562,989.44x = 34,029,166,947,784,449,851,392
  5. Step 5: Solve for x
    x = 34,029,166,947,784,449,851,392/259,756,562,989.44
  6. Step 6: Final answer
    x = 131,004,069,949.79

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1.5x scale

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.