Home / 1,384,179,623.10-2,074,589,818.65-800,792,999.10

Finding the Fourth Proportional to 1,384,179,623.10, 2,074,589,818.65 and 800,792,999.10

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Solution

The fourth proportional to 1,384,179,623.10, 2,074,589,818.65 and 800,792,999.10 is: 1,200,217,786.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,179,623.10 : 2,074,589,818.65 = 800,792,999.10 : x
  2. Step 2: Convert to fraction form
    1,384,179,623.10/2,074,589,818.65 = 800,792,999.10/x
  3. Step 3: Cross multiply
    1,384,179,623.10x = 2,074,589,818.65 × 800,792,999.10
  4. Step 4: Simplify right side
    1,384,179,623.10x = 1,661,317,002,779,058,688
  5. Step 5: Solve for x
    x = 1,661,317,002,779,058,688/1,384,179,623.10
  6. Step 6: Final answer
    x = 1,200,217,786.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.