Home / 1,076,579,039.25-1,614,868,557.05-258,691,340.25

Finding the Fourth Proportional to 1,076,579,039.25, 1,614,868,557.05 and 258,691,340.25

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Solution

The fourth proportional to 1,076,579,039.25, 1,614,868,557.05 and 258,691,340.25 is: 388,037,009.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,579,039.25 : 1,614,868,557.05 = 258,691,340.25 : x
  2. Step 2: Convert to fraction form
    1,076,579,039.25/1,614,868,557.05 = 258,691,340.25/x
  3. Step 3: Cross multiply
    1,076,579,039.25x = 1,614,868,557.05 × 258,691,340.25
  4. Step 4: Simplify right side
    1,076,579,039.25x = 417,752,511,351,494,848
  5. Step 5: Solve for x
    x = 417,752,511,351,494,848/1,076,579,039.25
  6. Step 6: Final answer
    x = 388,037,009.94

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1.5x scale

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.