Home / 152,501,201.46-210,453,789.33-82,886,561.46

Finding the Fourth Proportional to 152,501,201.46, 210,453,789.33 and 82,886,561.46

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Solution

The fourth proportional to 152,501,201.46, 210,453,789.33 and 82,886,561.46 is: 114,384,613.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,501,201.46 : 210,453,789.33 = 82,886,561.46 : x
  2. Step 2: Convert to fraction form
    152,501,201.46/210,453,789.33 = 82,886,561.46/x
  3. Step 3: Cross multiply
    152,501,201.46x = 210,453,789.33 × 82,886,561.46
  4. Step 4: Simplify right side
    152,501,201.46x = 17,443,790,943,790,936
  5. Step 5: Solve for x
    x = 17,443,790,943,790,936/152,501,201.46
  6. Step 6: Final answer
    x = 114,384,613.21

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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.