Home / 1,395,590,504.40-1,925,927,633.16-769,081,411.44

Finding the Fourth Proportional to 1,395,590,504.40, 1,925,927,633.16 and 769,081,411.44

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Solution

The fourth proportional to 1,395,590,504.40, 1,925,927,633.16 and 769,081,411.44 is: 1,061,339,366.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,590,504.40 : 1,925,927,633.16 = 769,081,411.44 : x
  2. Step 2: Convert to fraction form
    1,395,590,504.40/1,925,927,633.16 = 769,081,411.44/x
  3. Step 3: Cross multiply
    1,395,590,504.40x = 1,925,927,633.16 × 769,081,411.44
  4. Step 4: Simplify right side
    1,395,590,504.40x = 1,481,195,142,441,991,424
  5. Step 5: Solve for x
    x = 1,481,195,142,441,991,424/1,395,590,504.40
  6. Step 6: Final answer
    x = 1,061,339,366.94

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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.