Home / 1,940,305,858.10-2,909,395,905.14-955,566,942.74

Finding the Fourth Proportional to 1,940,305,858.10, 2,909,395,905.14 and 955,566,942.74

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Solution

The fourth proportional to 1,940,305,858.10, 2,909,395,905.14 and 955,566,942.74 is: 1,432,826,963.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,305,858.10 : 2,909,395,905.14 = 955,566,942.74 : x
  2. Step 2: Convert to fraction form
    1,940,305,858.10/2,909,395,905.14 = 955,566,942.74/x
  3. Step 3: Cross multiply
    1,940,305,858.10x = 2,909,395,905.14 × 955,566,942.74
  4. Step 4: Simplify right side
    1,940,305,858.10x = 2,780,122,550,290,127,360
  5. Step 5: Solve for x
    x = 2,780,122,550,290,127,360/1,940,305,858.10
  6. Step 6: Final answer
    x = 1,432,826,963.17

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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.