Home / 1,959,664,230.40-2,936,095,123.20-1,269,216,083.20

Finding the Fourth Proportional to 1,959,664,230.40, 2,936,095,123.20 and 1,269,216,083.20

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Solution

The fourth proportional to 1,959,664,230.40, 2,936,095,123.20 and 1,269,216,083.20 is: 1,901,621,254.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,664,230.40 : 2,936,095,123.20 = 1,269,216,083.20 : x
  2. Step 2: Convert to fraction form
    1,959,664,230.40/2,936,095,123.20 = 1,269,216,083.20/x
  3. Step 3: Cross multiply
    1,959,664,230.40x = 2,936,095,123.20 × 1,269,216,083.20
  4. Step 4: Simplify right side
    1,959,664,230.40x = 3,726,539,152,170,525,184
  5. Step 5: Solve for x
    x = 3,726,539,152,170,525,184/1,959,664,230.40
  6. Step 6: Final answer
    x = 1,901,621,254.48

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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.