Home / 2,209,240,806.24-3,048,816,948.54-1,205,722,738.32

Finding the Fourth Proportional to 2,209,240,806.24, 3,048,816,948.54 and 1,205,722,738.32

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Solution

The fourth proportional to 2,209,240,806.24, 3,048,816,948.54 and 1,205,722,738.32 is: 1,663,932,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,240,806.24 : 3,048,816,948.54 = 1,205,722,738.32 : x
  2. Step 2: Convert to fraction form
    2,209,240,806.24/3,048,816,948.54 = 1,205,722,738.32/x
  3. Step 3: Cross multiply
    2,209,240,806.24x = 3,048,816,948.54 × 1,205,722,738.32
  4. Step 4: Simplify right side
    2,209,240,806.24x = 3,676,027,919,830,074,880
  5. Step 5: Solve for x
    x = 3,676,027,919,830,074,880/2,209,240,806.24
  6. Step 6: Final answer
    x = 1,663,932,654.80

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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.