Home / 1,366,030,279.72-1,885,121,388.66-739,498,247.56

Finding the Fourth Proportional to 1,366,030,279.72, 1,885,121,388.66 and 739,498,247.56

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Solution

The fourth proportional to 1,366,030,279.72, 1,885,121,388.66 and 739,498,247.56 is: 1,020,507,366.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,030,279.72 : 1,885,121,388.66 = 739,498,247.56 : x
  2. Step 2: Convert to fraction form
    1,366,030,279.72/1,885,121,388.66 = 739,498,247.56/x
  3. Step 3: Cross multiply
    1,366,030,279.72x = 1,885,121,388.66 × 739,498,247.56
  4. Step 4: Simplify right side
    1,366,030,279.72x = 1,394,043,963,351,943,680
  5. Step 5: Solve for x
    x = 1,394,043,963,351,943,680/1,366,030,279.72
  6. Step 6: Final answer
    x = 1,020,507,366.53

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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.