Home / 1,004,005,480.78-1,501,385,000.37-955,027,878.22

Finding the Fourth Proportional to 1,004,005,480.78, 1,501,385,000.37 and 955,027,878.22

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Solution

The fourth proportional to 1,004,005,480.78, 1,501,385,000.37 and 955,027,878.22 is: 1,428,144,127.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,005,480.78 : 1,501,385,000.37 = 955,027,878.22 : x
  2. Step 2: Convert to fraction form
    1,004,005,480.78/1,501,385,000.37 = 955,027,878.22/x
  3. Step 3: Cross multiply
    1,004,005,480.78x = 1,501,385,000.37 × 955,027,878.22
  4. Step 4: Simplify right side
    1,004,005,480.78x = 1,433,864,531,294,694,912
  5. Step 5: Solve for x
    x = 1,433,864,531,294,694,912/1,004,005,480.78
  6. Step 6: Final answer
    x = 1,428,144,127.44

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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.