Home / 1,829,907,921.60-2,743,161,271.20-1,277,209,281.60

Finding the Fourth Proportional to 1,829,907,921.60, 2,743,161,271.20 and 1,277,209,281.60

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Solution

The fourth proportional to 1,829,907,921.60, 2,743,161,271.20 and 1,277,209,281.60 is: 1,914,626,957.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,829,907,921.60 : 2,743,161,271.20 = 1,277,209,281.60 : x
  2. Step 2: Convert to fraction form
    1,829,907,921.60/2,743,161,271.20 = 1,277,209,281.60/x
  3. Step 3: Cross multiply
    1,829,907,921.60x = 2,743,161,271.20 × 1,277,209,281.60
  4. Step 4: Simplify right side
    1,829,907,921.60x = 3,503,591,036,502,294,016
  5. Step 5: Solve for x
    x = 3,503,591,036,502,294,016/1,829,907,921.60
  6. Step 6: Final answer
    x = 1,914,626,957.54

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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.