Home / 3,201,363,212.09-4,802,287,004.68-990,796,507.11

Finding the Fourth Proportional to 3,201,363,212.09, 4,802,287,004.68 and 990,796,507.11

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Solution

The fourth proportional to 3,201,363,212.09, 4,802,287,004.68 and 990,796,507.11 is: 1,486,269,715.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201,363,212.09 : 4,802,287,004.68 = 990,796,507.11 : x
  2. Step 2: Convert to fraction form
    3,201,363,212.09/4,802,287,004.68 = 990,796,507.11/x
  3. Step 3: Cross multiply
    3,201,363,212.09x = 4,802,287,004.68 × 990,796,507.11
  4. Step 4: Simplify right side
    3,201,363,212.09x = 4,758,089,190,381,444,096
  5. Step 5: Solve for x
    x = 4,758,089,190,381,444,096/3,201,363,212.09
  6. Step 6: Final answer
    x = 1,486,269,715.48

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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.