Home / 1,964,570,942.87-2,711,094,109.44-1,072,497,669.34

Finding the Fourth Proportional to 1,964,570,942.87, 2,711,094,109.44 and 1,072,497,669.34

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Solution

The fourth proportional to 1,964,570,942.87, 2,711,094,109.44 and 1,072,497,669.34 is: 1,480,039,254.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,964,570,942.87 : 2,711,094,109.44 = 1,072,497,669.34 : x
  2. Step 2: Convert to fraction form
    1,964,570,942.87/2,711,094,109.44 = 1,072,497,669.34/x
  3. Step 3: Cross multiply
    1,964,570,942.87x = 2,711,094,109.44 × 1,072,497,669.34
  4. Step 4: Simplify right side
    1,964,570,942.87x = 2,907,642,113,735,802,880
  5. Step 5: Solve for x
    x = 2,907,642,113,735,802,880/1,964,570,942.87
  6. Step 6: Final answer
    x = 1,480,039,254.52

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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.