Home / 2,979,340,768.80-4,111,617,809.70-1,659,241,324.80

Finding the Fourth Proportional to 2,979,340,768.80, 4,111,617,809.70 and 1,659,241,324.80

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Solution

The fourth proportional to 2,979,340,768.80, 4,111,617,809.70 and 1,659,241,324.80 is: 2,289,824,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,340,768.80 : 4,111,617,809.70 = 1,659,241,324.80 : x
  2. Step 2: Convert to fraction form
    2,979,340,768.80/4,111,617,809.70 = 1,659,241,324.80/x
  3. Step 3: Cross multiply
    2,979,340,768.80x = 4,111,617,809.70 × 1,659,241,324.80
  4. Step 4: Simplify right side
    2,979,340,768.80x = 6,822,166,181,637,901,312
  5. Step 5: Solve for x
    x = 6,822,166,181,637,901,312/2,979,340,768.80
  6. Step 6: Final answer
    x = 2,289,824,062.11

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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.