Home / 19,079,242,778.14-28,605,611,231.01-8,449,674,774.93

Finding the Fourth Proportional to 19,079,242,778.14, 28,605,611,231.01 and 8,449,674,774.93

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Solution

The fourth proportional to 19,079,242,778.14, 28,605,611,231.01 and 8,449,674,774.93 is: 12,668,642,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,079,242,778.14 : 28,605,611,231.01 = 8,449,674,774.93 : x
  2. Step 2: Convert to fraction form
    19,079,242,778.14/28,605,611,231.01 = 8,449,674,774.93/x
  3. Step 3: Cross multiply
    19,079,242,778.14x = 28,605,611,231.01 × 8,449,674,774.93
  4. Step 4: Simplify right side
    19,079,242,778.14x = 241,708,111,640,119,508,992
  5. Step 5: Solve for x
    x = 241,708,111,640,119,508,992/19,079,242,778.14
  6. Step 6: Final answer
    x = 12,668,642,799.45

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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.