Home / 1,775,458,976.16-2,664,240,570-989,170,759.20

Finding the Fourth Proportional to 1,775,458,976.16, 2,664,240,570 and 989,170,759.20

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Solution

The fourth proportional to 1,775,458,976.16, 2,664,240,570 and 989,170,759.20 is: 1,484,342,303.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,775,458,976.16 : 2,664,240,570 = 989,170,759.20 : x
  2. Step 2: Convert to fraction form
    1,775,458,976.16/2,664,240,570 = 989,170,759.20/x
  3. Step 3: Cross multiply
    1,775,458,976.16x = 2,664,240,570 × 989,170,759.20
  4. Step 4: Simplify right side
    1,775,458,976.16x = 2,635,388,867,318,341,120
  5. Step 5: Solve for x
    x = 2,635,388,867,318,341,120/1,775,458,976.16
  6. Step 6: Final answer
    x = 1,484,342,303.99

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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.