Home / 186,448,067,999.60-279,672,101,999.40-68,656,933,842.80

Finding the Fourth Proportional to 186,448,067,999.60, 279,672,101,999.40 and 68,656,933,842.80

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Solution

The fourth proportional to 186,448,067,999.60, 279,672,101,999.40 and 68,656,933,842.80 is: 102,985,400,764.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,448,067,999.60 : 279,672,101,999.40 = 68,656,933,842.80 : x
  2. Step 2: Convert to fraction form
    186,448,067,999.60/279,672,101,999.40 = 68,656,933,842.80/x
  3. Step 3: Cross multiply
    186,448,067,999.60x = 279,672,101,999.40 × 68,656,933,842.80
  4. Step 4: Simplify right side
    186,448,067,999.60x = 19,201,429,004,649,620,307,968
  5. Step 5: Solve for x
    x = 19,201,429,004,649,620,307,968/186,448,067,999.60
  6. Step 6: Final answer
    x = 102,985,400,764.20

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1.5x scale

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.