Home / 670,076,563.38-1,003,950,029.39-470,232,003.49

Finding the Fourth Proportional to 670,076,563.38, 1,003,950,029.39 and 470,232,003.49

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Solution

The fourth proportional to 670,076,563.38, 1,003,950,029.39 and 470,232,003.49 is: 704,530,585.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,076,563.38 : 1,003,950,029.39 = 470,232,003.49 : x
  2. Step 2: Convert to fraction form
    670,076,563.38/1,003,950,029.39 = 470,232,003.49/x
  3. Step 3: Cross multiply
    670,076,563.38x = 1,003,950,029.39 × 470,232,003.49
  4. Step 4: Simplify right side
    670,076,563.38x = 472,089,433,721,552,896
  5. Step 5: Solve for x
    x = 472,089,433,721,552,896/670,076,563.38
  6. Step 6: Final answer
    x = 704,530,585.79

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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.