Home / 1,998,999,685.65-2,758,585,647.88-1,106,907,258.60

Finding the Fourth Proportional to 1,998,999,685.65, 2,758,585,647.88 and 1,106,907,258.60

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Solution

The fourth proportional to 1,998,999,685.65, 2,758,585,647.88 and 1,106,907,258.60 is: 1,527,513,235.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,999,685.65 : 2,758,585,647.88 = 1,106,907,258.60 : x
  2. Step 2: Convert to fraction form
    1,998,999,685.65/2,758,585,647.88 = 1,106,907,258.60/x
  3. Step 3: Cross multiply
    1,998,999,685.65x = 2,758,585,647.88 × 1,106,907,258.60
  4. Step 4: Simplify right side
    1,998,999,685.65x = 3,053,498,477,094,363,136
  5. Step 5: Solve for x
    x = 3,053,498,477,094,363,136/1,998,999,685.65
  6. Step 6: Final answer
    x = 1,527,513,235.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.