Home / 2,586,827,984.40-3,880,241,976.60-746,640,694.80

Finding the Fourth Proportional to 2,586,827,984.40, 3,880,241,976.60 and 746,640,694.80

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Solution

The fourth proportional to 2,586,827,984.40, 3,880,241,976.60 and 746,640,694.80 is: 1,119,961,042.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,827,984.40 : 3,880,241,976.60 = 746,640,694.80 : x
  2. Step 2: Convert to fraction form
    2,586,827,984.40/3,880,241,976.60 = 746,640,694.80/x
  3. Step 3: Cross multiply
    2,586,827,984.40x = 3,880,241,976.60 × 746,640,694.80
  4. Step 4: Simplify right side
    2,586,827,984.40x = 2,897,146,565,400,749,056
  5. Step 5: Solve for x
    x = 2,897,146,565,400,749,056/2,586,827,984.40
  6. Step 6: Final answer
    x = 1,119,961,042.20

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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.