Home / 190,054,354.68-262,275,009.30-103,134,226.68

Finding the Fourth Proportional to 190,054,354.68, 262,275,009.30 and 103,134,226.68

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Solution

The fourth proportional to 190,054,354.68, 262,275,009.30 and 103,134,226.68 is: 142,325,232.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,054,354.68 : 262,275,009.30 = 103,134,226.68 : x
  2. Step 2: Convert to fraction form
    190,054,354.68/262,275,009.30 = 103,134,226.68/x
  3. Step 3: Cross multiply
    190,054,354.68x = 262,275,009.30 × 103,134,226.68
  4. Step 4: Simplify right side
    190,054,354.68x = 27,049,530,261,645,312
  5. Step 5: Solve for x
    x = 27,049,530,261,645,312/190,054,354.68
  6. Step 6: Final answer
    x = 142,325,232.73

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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.