Home / 136,667,346.80-205,448,917.80-96,555,628.40

Finding the Fourth Proportional to 136,667,346.80, 205,448,917.80 and 96,555,628.40

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Solution

The fourth proportional to 136,667,346.80, 205,448,917.80 and 96,555,628.40 is: 145,149,882.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,667,346.80 : 205,448,917.80 = 96,555,628.40 : x
  2. Step 2: Convert to fraction form
    136,667,346.80/205,448,917.80 = 96,555,628.40/x
  3. Step 3: Cross multiply
    136,667,346.80x = 205,448,917.80 × 96,555,628.40
  4. Step 4: Simplify right side
    136,667,346.80x = 19,837,249,362,278,948
  5. Step 5: Solve for x
    x = 19,837,249,362,278,948/136,667,346.80
  6. Step 6: Final answer
    x = 145,149,882.74

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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.