Home / 6,884,374,998.76-10,305,186,350.06-3,728,751,987.98

Finding the Fourth Proportional to 6,884,374,998.76, 10,305,186,350.06 and 3,728,751,987.98

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Solution

The fourth proportional to 6,884,374,998.76, 10,305,186,350.06 and 3,728,751,987.98 is: 5,581,550,118.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884,374,998.76 : 10,305,186,350.06 = 3,728,751,987.98 : x
  2. Step 2: Convert to fraction form
    6,884,374,998.76/10,305,186,350.06 = 3,728,751,987.98/x
  3. Step 3: Cross multiply
    6,884,374,998.76x = 10,305,186,350.06 × 3,728,751,987.98
  4. Step 4: Simplify right side
    6,884,374,998.76x = 38,425,484,089,290,579,968
  5. Step 5: Solve for x
    x = 38,425,484,089,290,579,968/6,884,374,998.76
  6. Step 6: Final answer
    x = 5,581,550,118.38

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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.