Home / 1,999,872,047.80-2,999,808,071.70-1,796,302,588.60

Finding the Fourth Proportional to 1,999,872,047.80, 2,999,808,071.70 and 1,796,302,588.60

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Solution

The fourth proportional to 1,999,872,047.80, 2,999,808,071.70 and 1,796,302,588.60 is: 2,694,453,882.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,872,047.80 : 2,999,808,071.70 = 1,796,302,588.60 : x
  2. Step 2: Convert to fraction form
    1,999,872,047.80/2,999,808,071.70 = 1,796,302,588.60/x
  3. Step 3: Cross multiply
    1,999,872,047.80x = 2,999,808,071.70 × 1,796,302,588.60
  4. Step 4: Simplify right side
    1,999,872,047.80x = 5,388,563,004,497,884,160
  5. Step 5: Solve for x
    x = 5,388,563,004,497,884,160/1,999,872,047.80
  6. Step 6: Final answer
    x = 2,694,453,882.90

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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.