Home / 250,048,005.75-345,066,247.94-140,039,718.75

Finding the Fourth Proportional to 250,048,005.75, 345,066,247.94 and 140,039,718.75

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Solution

The fourth proportional to 250,048,005.75, 345,066,247.94 and 140,039,718.75 is: 193,254,811.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,048,005.75 : 345,066,247.94 = 140,039,718.75 : x
  2. Step 2: Convert to fraction form
    250,048,005.75/345,066,247.94 = 140,039,718.75/x
  3. Step 3: Cross multiply
    250,048,005.75x = 345,066,247.94 × 140,039,718.75
  4. Step 4: Simplify right side
    250,048,005.75x = 48,322,980,310,935,168
  5. Step 5: Solve for x
    x = 48,322,980,310,935,168/250,048,005.75
  6. Step 6: Final answer
    x = 193,254,811.88

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1.5x scale

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.