Home / 3,128,212,284-4,692,922,673.04-1,189,364,765.28

Finding the Fourth Proportional to 3,128,212,284, 4,692,922,673.04 and 1,189,364,765.28

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Solution

The fourth proportional to 3,128,212,284, 4,692,922,673.04 and 1,189,364,765.28 is: 1,784,276,886.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,128,212,284 : 4,692,922,673.04 = 1,189,364,765.28 : x
  2. Step 2: Convert to fraction form
    3,128,212,284/4,692,922,673.04 = 1,189,364,765.28/x
  3. Step 3: Cross multiply
    3,128,212,284x = 4,692,922,673.04 × 1,189,364,765.28
  4. Step 4: Simplify right side
    3,128,212,284x = 5,581,596,873,497,409,536
  5. Step 5: Solve for x
    x = 5,581,596,873,497,409,536/3,128,212,284
  6. Step 6: Final answer
    x = 1,784,276,886.21

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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.