Home / 411,036,619.95-616,554,929.93-104,328,732.83

Finding the Fourth Proportional to 411,036,619.95, 616,554,929.93 and 104,328,732.83

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Solution

The fourth proportional to 411,036,619.95, 616,554,929.93 and 104,328,732.83 is: 156,493,099.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,036,619.95 : 616,554,929.93 = 104,328,732.83 : x
  2. Step 2: Convert to fraction form
    411,036,619.95/616,554,929.93 = 104,328,732.83/x
  3. Step 3: Cross multiply
    411,036,619.95x = 616,554,929.93 × 104,328,732.83
  4. Step 4: Simplify right side
    411,036,619.95x = 64,324,394,556,081,920
  5. Step 5: Solve for x
    x = 64,324,394,556,081,920/411,036,619.95
  6. Step 6: Final answer
    x = 156,493,099.24

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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.