Home / 205,448,749.32-283,511,675.57-111,360,876.15

Finding the Fourth Proportional to 205,448,749.32, 283,511,675.57 and 111,360,876.15

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Solution

The fourth proportional to 205,448,749.32, 283,511,675.57 and 111,360,876.15 is: 153,673,890.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,448,749.32 : 283,511,675.57 = 111,360,876.15 : x
  2. Step 2: Convert to fraction form
    205,448,749.32/283,511,675.57 = 111,360,876.15/x
  3. Step 3: Cross multiply
    205,448,749.32x = 283,511,675.57 × 111,360,876.15
  4. Step 4: Simplify right side
    205,448,749.32x = 31,572,108,590,229,752
  5. Step 5: Solve for x
    x = 31,572,108,590,229,752/205,448,749.32
  6. Step 6: Final answer
    x = 153,673,890.42

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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.