Home / 250,047,995.40-345,066,233.65-140,039,708.40

Finding the Fourth Proportional to 250,047,995.40, 345,066,233.65 and 140,039,708.40

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Solution

The fourth proportional to 250,047,995.40, 345,066,233.65 and 140,039,708.40 is: 193,254,797.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,047,995.40 : 345,066,233.65 = 140,039,708.40 : x
  2. Step 2: Convert to fraction form
    250,047,995.40/345,066,233.65 = 140,039,708.40/x
  3. Step 3: Cross multiply
    250,047,995.40x = 345,066,233.65 × 140,039,708.40
  4. Step 4: Simplify right side
    250,047,995.40x = 48,322,974,738,682,168
  5. Step 5: Solve for x
    x = 48,322,974,738,682,168/250,047,995.40
  6. Step 6: Final answer
    x = 193,254,797.59

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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.