Home / 1,245,300,262.61-1,718,534,790.36-743,552,886.96

Finding the Fourth Proportional to 1,245,300,262.61, 1,718,534,790.36 and 743,552,886.96

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Solution

The fourth proportional to 1,245,300,262.61, 1,718,534,790.36 and 743,552,886.96 is: 1,026,115,181.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,300,262.61 : 1,718,534,790.36 = 743,552,886.96 : x
  2. Step 2: Convert to fraction form
    1,245,300,262.61/1,718,534,790.36 = 743,552,886.96/x
  3. Step 3: Cross multiply
    1,245,300,262.61x = 1,718,534,790.36 × 743,552,886.96
  4. Step 4: Simplify right side
    1,245,300,262.61x = 1,277,821,504,713,376,256
  5. Step 5: Solve for x
    x = 1,277,821,504,713,376,256/1,245,300,262.61
  6. Step 6: Final answer
    x = 1,026,115,181.28

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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.