Home / 2,892,875,469.18-3,993,017,763.51-1,889,446,436.70

Finding the Fourth Proportional to 2,892,875,469.18, 3,993,017,763.51 and 1,889,446,436.70

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Solution

The fourth proportional to 2,892,875,469.18, 3,993,017,763.51 and 1,889,446,436.70 is: 2,607,990,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,875,469.18 : 3,993,017,763.51 = 1,889,446,436.70 : x
  2. Step 2: Convert to fraction form
    2,892,875,469.18/3,993,017,763.51 = 1,889,446,436.70/x
  3. Step 3: Cross multiply
    2,892,875,469.18x = 3,993,017,763.51 × 1,889,446,436.70
  4. Step 4: Simplify right side
    2,892,875,469.18x = 7,544,593,184,943,773,696
  5. Step 5: Solve for x
    x = 7,544,593,184,943,773,696/2,892,875,469.18
  6. Step 6: Final answer
    x = 2,607,990,999.03

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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.