Home / 1,926,203,421.60-2,889,305,132.40-472,180,845.60

Finding the Fourth Proportional to 1,926,203,421.60, 2,889,305,132.40 and 472,180,845.60

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Solution

The fourth proportional to 1,926,203,421.60, 2,889,305,132.40 and 472,180,845.60 is: 708,271,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,203,421.60 : 2,889,305,132.40 = 472,180,845.60 : x
  2. Step 2: Convert to fraction form
    1,926,203,421.60/2,889,305,132.40 = 472,180,845.60/x
  3. Step 3: Cross multiply
    1,926,203,421.60x = 2,889,305,132.40 × 472,180,845.60
  4. Step 4: Simplify right side
    1,926,203,421.60x = 1,364,274,540,613,052,160
  5. Step 5: Solve for x
    x = 1,364,274,540,613,052,160/1,926,203,421.60
  6. Step 6: Final answer
    x = 708,271,268.40

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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.