Home / 18,626,131,343.40-27,943,078,794.30-6,208,319,682.60

Finding the Fourth Proportional to 18,626,131,343.40, 27,943,078,794.30 and 6,208,319,682.60

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Solution

The fourth proportional to 18,626,131,343.40, 27,943,078,794.30 and 6,208,319,682.60 is: 9,313,773,368.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,626,131,343.40 : 27,943,078,794.30 = 6,208,319,682.60 : x
  2. Step 2: Convert to fraction form
    18,626,131,343.40/27,943,078,794.30 = 6,208,319,682.60/x
  3. Step 3: Cross multiply
    18,626,131,343.40x = 27,943,078,794.30 × 6,208,319,682.60
  4. Step 4: Simplify right side
    18,626,131,343.40x = 173,479,566,071,095,361,536
  5. Step 5: Solve for x
    x = 173,479,566,071,095,361,536/18,626,131,343.40
  6. Step 6: Final answer
    x = 9,313,773,368.86

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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.