Home / 201,945,491.71-303,010,277.77-103,646,228.25

Finding the Fourth Proportional to 201,945,491.71, 303,010,277.77 and 103,646,228.25

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Solution

The fourth proportional to 201,945,491.71, 303,010,277.77 and 103,646,228.25 is: 155,516,580.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,945,491.71 : 303,010,277.77 = 103,646,228.25 : x
  2. Step 2: Convert to fraction form
    201,945,491.71/303,010,277.77 = 103,646,228.25/x
  3. Step 3: Cross multiply
    201,945,491.71x = 303,010,277.77 × 103,646,228.25
  4. Step 4: Simplify right side
    201,945,491.71x = 31,405,872,412,609,764
  5. Step 5: Solve for x
    x = 31,405,872,412,609,764/201,945,491.71
  6. Step 6: Final answer
    x = 155,516,580.97

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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.