Home / 2,999,978,519.51-4,500,069,834.11-1,425,273,133.07

Finding the Fourth Proportional to 2,999,978,519.51, 4,500,069,834.11 and 1,425,273,133.07

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Solution

The fourth proportional to 2,999,978,519.51, 4,500,069,834.11 and 1,425,273,133.07 is: 2,137,958,185.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,978,519.51 : 4,500,069,834.11 = 1,425,273,133.07 : x
  2. Step 2: Convert to fraction form
    2,999,978,519.51/4,500,069,834.11 = 1,425,273,133.07/x
  3. Step 3: Cross multiply
    2,999,978,519.51x = 4,500,069,834.11 × 1,425,273,133.07
  4. Step 4: Simplify right side
    2,999,978,519.51x = 6,413,828,631,499,878,400
  5. Step 5: Solve for x
    x = 6,413,828,631,499,878,400/2,999,978,519.51
  6. Step 6: Final answer
    x = 2,137,958,185.29

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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.