Home / 141,819,673.14-212,667,727.01-75,331,551.33

Finding the Fourth Proportional to 141,819,673.14, 212,667,727.01 and 75,331,551.33

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Solution

The fourth proportional to 141,819,673.14, 212,667,727.01 and 75,331,551.33 is: 112,964,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,819,673.14 : 212,667,727.01 = 75,331,551.33 : x
  2. Step 2: Convert to fraction form
    141,819,673.14/212,667,727.01 = 75,331,551.33/x
  3. Step 3: Cross multiply
    141,819,673.14x = 212,667,727.01 × 75,331,551.33
  4. Step 4: Simplify right side
    141,819,673.14x = 16,020,589,793,111,584
  5. Step 5: Solve for x
    x = 16,020,589,793,111,584/141,819,673.14
  6. Step 6: Final answer
    x = 112,964,509.35

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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.