Home / 1,198,302,751.16-1,653,514,580.44-662,382,021.88

Finding the Fourth Proportional to 1,198,302,751.16, 1,653,514,580.44 and 662,382,021.88

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Solution

The fourth proportional to 1,198,302,751.16, 1,653,514,580.44 and 662,382,021.88 is: 914,008,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,302,751.16 : 1,653,514,580.44 = 662,382,021.88 : x
  2. Step 2: Convert to fraction form
    1,198,302,751.16/1,653,514,580.44 = 662,382,021.88/x
  3. Step 3: Cross multiply
    1,198,302,751.16x = 1,653,514,580.44 × 662,382,021.88
  4. Step 4: Simplify right side
    1,198,302,751.16x = 1,095,258,330,999,907,072
  5. Step 5: Solve for x
    x = 1,095,258,330,999,907,072/1,198,302,751.16
  6. Step 6: Final answer
    x = 914,008,025.05

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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.