Home / 383,916,326,470.61-529,813,091,302.88-219,114,539,844.46

Finding the Fourth Proportional to 383,916,326,470.61, 529,813,091,302.88 and 219,114,539,844.46

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Solution

The fourth proportional to 383,916,326,470.61, 529,813,091,302.88 and 219,114,539,844.46 is: 302,382,950,919.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,916,326,470.61 : 529,813,091,302.88 = 219,114,539,844.46 : x
  2. Step 2: Convert to fraction form
    383,916,326,470.61/529,813,091,302.88 = 219,114,539,844.46/x
  3. Step 3: Cross multiply
    383,916,326,470.61x = 529,813,091,302.88 × 219,114,539,844.46
  4. Step 4: Simplify right side
    383,916,326,470.61x = 116,089,751,704,401,419,960,320
  5. Step 5: Solve for x
    x = 116,089,751,704,401,419,960,320/383,916,326,470.61
  6. Step 6: Final answer
    x = 302,382,950,919.62

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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.