Home / 1,064,772,013.20-1,594,470,634.20-699,287,571.60

Finding the Fourth Proportional to 1,064,772,013.20, 1,594,470,634.20 and 699,287,571.60

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Solution

The fourth proportional to 1,064,772,013.20, 1,594,470,634.20 and 699,287,571.60 is: 1,047,166,420.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,772,013.20 : 1,594,470,634.20 = 699,287,571.60 : x
  2. Step 2: Convert to fraction form
    1,064,772,013.20/1,594,470,634.20 = 699,287,571.60/x
  3. Step 3: Cross multiply
    1,064,772,013.20x = 1,594,470,634.20 × 699,287,571.60
  4. Step 4: Simplify right side
    1,064,772,013.20x = 1,114,993,497,777,229,952
  5. Step 5: Solve for x
    x = 1,114,993,497,777,229,952/1,064,772,013.20
  6. Step 6: Final answer
    x = 1,047,166,420.56

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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.