Home / 1,721,546,751.47-2,579,629,706.87-1,197,938,880.50

Finding the Fourth Proportional to 1,721,546,751.47, 2,579,629,706.87 and 1,197,938,880.50

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Solution

The fourth proportional to 1,721,546,751.47, 2,579,629,706.87 and 1,197,938,880.50 is: 1,795,036,190.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,546,751.47 : 2,579,629,706.87 = 1,197,938,880.50 : x
  2. Step 2: Convert to fraction form
    1,721,546,751.47/2,579,629,706.87 = 1,197,938,880.50/x
  3. Step 3: Cross multiply
    1,721,546,751.47x = 2,579,629,706.87 × 1,197,938,880.50
  4. Step 4: Simplify right side
    1,721,546,751.47x = 3,090,238,723,133,502,464
  5. Step 5: Solve for x
    x = 3,090,238,723,133,502,464/1,721,546,751.47
  6. Step 6: Final answer
    x = 1,795,036,190.86

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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.