Home / 2,080,083,132.40-3,120,124,698.60-699,438,780.40

Finding the Fourth Proportional to 2,080,083,132.40, 3,120,124,698.60 and 699,438,780.40

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Solution

The fourth proportional to 2,080,083,132.40, 3,120,124,698.60 and 699,438,780.40 is: 1,049,158,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,083,132.40 : 3,120,124,698.60 = 699,438,780.40 : x
  2. Step 2: Convert to fraction form
    2,080,083,132.40/3,120,124,698.60 = 699,438,780.40/x
  3. Step 3: Cross multiply
    2,080,083,132.40x = 3,120,124,698.60 × 699,438,780.40
  4. Step 4: Simplify right side
    2,080,083,132.40x = 2,182,336,213,884,701,440
  5. Step 5: Solve for x
    x = 2,182,336,213,884,701,440/2,080,083,132.40
  6. Step 6: Final answer
    x = 1,049,158,170.60

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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.