Home / 2,408,719,975.20-3,613,119,577.20-661,911,789.60

Finding the Fourth Proportional to 2,408,719,975.20, 3,613,119,577.20 and 661,911,789.60

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Solution

The fourth proportional to 2,408,719,975.20, 3,613,119,577.20 and 661,911,789.60 is: 992,878,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,408,719,975.20 : 3,613,119,577.20 = 661,911,789.60 : x
  2. Step 2: Convert to fraction form
    2,408,719,975.20/3,613,119,577.20 = 661,911,789.60/x
  3. Step 3: Cross multiply
    2,408,719,975.20x = 3,613,119,577.20 × 661,911,789.60
  4. Step 4: Simplify right side
    2,408,719,975.20x = 2,391,566,445,383,247,360
  5. Step 5: Solve for x
    x = 2,391,566,445,383,247,360/2,408,719,975.20
  6. Step 6: Final answer
    x = 992,878,570.36

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1.5x scale

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.