Home / 2,809,575,805.33-4,212,984,655.78-1,389,832,571.62

Finding the Fourth Proportional to 2,809,575,805.33, 4,212,984,655.78 and 1,389,832,571.62

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Solution

The fourth proportional to 2,809,575,805.33, 4,212,984,655.78 and 1,389,832,571.62 is: 2,084,066,672.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,575,805.33 : 4,212,984,655.78 = 1,389,832,571.62 : x
  2. Step 2: Convert to fraction form
    2,809,575,805.33/4,212,984,655.78 = 1,389,832,571.62/x
  3. Step 3: Cross multiply
    2,809,575,805.33x = 4,212,984,655.78 × 1,389,832,571.62
  4. Step 4: Simplify right side
    2,809,575,805.33x = 5,855,343,298,338,317,312
  5. Step 5: Solve for x
    x = 5,855,343,298,338,317,312/2,809,575,805.33
  6. Step 6: Final answer
    x = 2,084,066,672.00

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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.