Home / 2,169,845,896.96-2,994,352,060.80-1,179,796,245.76

Finding the Fourth Proportional to 2,169,845,896.96, 2,994,352,060.80 and 1,179,796,245.76

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Solution

The fourth proportional to 2,169,845,896.96, 2,994,352,060.80 and 1,179,796,245.76 is: 1,628,099,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,169,845,896.96 : 2,994,352,060.80 = 1,179,796,245.76 : x
  2. Step 2: Convert to fraction form
    2,169,845,896.96/2,994,352,060.80 = 1,179,796,245.76/x
  3. Step 3: Cross multiply
    2,169,845,896.96x = 2,994,352,060.80 × 1,179,796,245.76
  4. Step 4: Simplify right side
    2,169,845,896.96x = 3,532,725,319,815,559,680
  5. Step 5: Solve for x
    x = 3,532,725,319,815,559,680/2,169,845,896.96
  6. Step 6: Final answer
    x = 1,628,099,638.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.