Home / 13,211,549,851.50-19,791,173,769.96-11,555,327,261.04

Finding the Fourth Proportional to 13,211,549,851.50, 19,791,173,769.96 and 11,555,327,261.04

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Solution

The fourth proportional to 13,211,549,851.50, 19,791,173,769.96 and 11,555,327,261.04 is: 17,310,118,219.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,211,549,851.50 : 19,791,173,769.96 = 11,555,327,261.04 : x
  2. Step 2: Convert to fraction form
    13,211,549,851.50/19,791,173,769.96 = 11,555,327,261.04/x
  3. Step 3: Cross multiply
    13,211,549,851.50x = 19,791,173,769.96 × 11,555,327,261.04
  4. Step 4: Simplify right side
    13,211,549,851.50x = 228,693,489,791,998,590,976
  5. Step 5: Solve for x
    x = 228,693,489,791,998,590,976/13,211,549,851.50
  6. Step 6: Final answer
    x = 17,310,118,219.48

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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.