Home / 1,049,458,171.06-1,448,288,014.32-620,663,032.04

Finding the Fourth Proportional to 1,049,458,171.06, 1,448,288,014.32 and 620,663,032.04

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Solution

The fourth proportional to 1,049,458,171.06, 1,448,288,014.32 and 620,663,032.04 is: 856,536,120.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,458,171.06 : 1,448,288,014.32 = 620,663,032.04 : x
  2. Step 2: Convert to fraction form
    1,049,458,171.06/1,448,288,014.32 = 620,663,032.04/x
  3. Step 3: Cross multiply
    1,049,458,171.06x = 1,448,288,014.32 × 620,663,032.04
  4. Step 4: Simplify right side
    1,049,458,171.06x = 898,898,830,227,800,576
  5. Step 5: Solve for x
    x = 898,898,830,227,800,576/1,049,458,171.06
  6. Step 6: Final answer
    x = 856,536,120.27

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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.