Home / 6,851,809,439.12-10,275,720,294.66-2,653,825,948.74

Finding the Fourth Proportional to 6,851,809,439.12, 10,275,720,294.66 and 2,653,825,948.74

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Solution

The fourth proportional to 6,851,809,439.12, 10,275,720,294.66 and 2,653,825,948.74 is: 3,979,966,664.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,851,809,439.12 : 10,275,720,294.66 = 2,653,825,948.74 : x
  2. Step 2: Convert to fraction form
    6,851,809,439.12/10,275,720,294.66 = 2,653,825,948.74/x
  3. Step 3: Cross multiply
    6,851,809,439.12x = 10,275,720,294.66 × 2,653,825,948.74
  4. Step 4: Simplify right side
    6,851,809,439.12x = 27,269,973,159,962,943,488
  5. Step 5: Solve for x
    x = 27,269,973,159,962,943,488/6,851,809,439.12
  6. Step 6: Final answer
    x = 3,979,966,664.61

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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.