Home / 2,220,945,798.26-3,311,562,870.64-2,159,927,071.94

Finding the Fourth Proportional to 2,220,945,798.26, 3,311,562,870.64 and 2,159,927,071.94

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Solution

The fourth proportional to 2,220,945,798.26, 3,311,562,870.64 and 2,159,927,071.94 is: 3,220,580,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,945,798.26 : 3,311,562,870.64 = 2,159,927,071.94 : x
  2. Step 2: Convert to fraction form
    2,220,945,798.26/3,311,562,870.64 = 2,159,927,071.94/x
  3. Step 3: Cross multiply
    2,220,945,798.26x = 3,311,562,870.64 × 2,159,927,071.94
  4. Step 4: Simplify right side
    2,220,945,798.26x = 7,152,734,294,726,676,480
  5. Step 5: Solve for x
    x = 7,152,734,294,726,676,480/2,220,945,798.26
  6. Step 6: Final answer
    x = 3,220,580,304.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.