Home / 213,097,218,335.04-294,036,785,198.40-121,603,995,652.80

Finding the Fourth Proportional to 213,097,218,335.04, 294,036,785,198.40 and 121,603,995,652.80

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Solution

The fourth proportional to 213,097,218,335.04, 294,036,785,198.40 and 121,603,995,652.80 is: 167,792,185,315.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,097,218,335.04 : 294,036,785,198.40 = 121,603,995,652.80 : x
  2. Step 2: Convert to fraction form
    213,097,218,335.04/294,036,785,198.40 = 121,603,995,652.80/x
  3. Step 3: Cross multiply
    213,097,218,335.04x = 294,036,785,198.40 × 121,603,995,652.80
  4. Step 4: Simplify right side
    213,097,218,335.04x = 35,756,047,949,029,523,324,928
  5. Step 5: Solve for x
    x = 35,756,047,949,029,523,324,928/213,097,218,335.04
  6. Step 6: Final answer
    x = 167,792,185,315.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.