Home / 338,743,601.20-508,115,401.80-183,775,405.60

Finding the Fourth Proportional to 338,743,601.20, 508,115,401.80 and 183,775,405.60

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Solution

The fourth proportional to 338,743,601.20, 508,115,401.80 and 183,775,405.60 is: 275,663,108.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,743,601.20 : 508,115,401.80 = 183,775,405.60 : x
  2. Step 2: Convert to fraction form
    338,743,601.20/508,115,401.80 = 183,775,405.60/x
  3. Step 3: Cross multiply
    338,743,601.20x = 508,115,401.80 × 183,775,405.60
  4. Step 4: Simplify right side
    338,743,601.20x = 93,379,114,057,401,968
  5. Step 5: Solve for x
    x = 93,379,114,057,401,968/338,743,601.20
  6. Step 6: Final answer
    x = 275,663,108.40

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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.