Home / 411,360,131.80-616,606,379.52-134,939,165.68

Finding the Fourth Proportional to 411,360,131.80, 616,606,379.52 and 134,939,165.68

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Solution

The fourth proportional to 411,360,131.80, 616,606,379.52 and 134,939,165.68 is: 202,266,442.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,360,131.80 : 616,606,379.52 = 134,939,165.68 : x
  2. Step 2: Convert to fraction form
    411,360,131.80/616,606,379.52 = 134,939,165.68/x
  3. Step 3: Cross multiply
    411,360,131.80x = 616,606,379.52 × 134,939,165.68
  4. Step 4: Simplify right side
    411,360,131.80x = 83,204,350,405,394,240
  5. Step 5: Solve for x
    x = 83,204,350,405,394,240/411,360,131.80
  6. Step 6: Final answer
    x = 202,266,442.40

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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.