Home / 1,096,790,539.60-1,644,229,215.60-660,264,902.20

Finding the Fourth Proportional to 1,096,790,539.60, 1,644,229,215.60 and 660,264,902.20

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Solution

The fourth proportional to 1,096,790,539.60, 1,644,229,215.60 and 660,264,902.20 is: 989,821,486.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,790,539.60 : 1,644,229,215.60 = 660,264,902.20 : x
  2. Step 2: Convert to fraction form
    1,096,790,539.60/1,644,229,215.60 = 660,264,902.20/x
  3. Step 3: Cross multiply
    1,096,790,539.60x = 1,644,229,215.60 × 660,264,902.20
  4. Step 4: Simplify right side
    1,096,790,539.60x = 1,085,626,842,232,516,736
  5. Step 5: Solve for x
    x = 1,085,626,842,232,516,736/1,096,790,539.60
  6. Step 6: Final answer
    x = 989,821,486.45

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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.