Home / 1,122,848,947.65-1,681,044,917.40-1,090,563,906.90

Finding the Fourth Proportional to 1,122,848,947.65, 1,681,044,917.40 and 1,090,563,906.90

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Solution

The fourth proportional to 1,122,848,947.65, 1,681,044,917.40 and 1,090,563,906.90 is: 1,632,710,184.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,848,947.65 : 1,681,044,917.40 = 1,090,563,906.90 : x
  2. Step 2: Convert to fraction form
    1,122,848,947.65/1,681,044,917.40 = 1,090,563,906.90/x
  3. Step 3: Cross multiply
    1,122,848,947.65x = 1,681,044,917.40 × 1,090,563,906.90
  4. Step 4: Simplify right side
    1,122,848,947.65x = 1,833,286,912,794,131,968
  5. Step 5: Solve for x
    x = 1,833,286,912,794,131,968/1,122,848,947.65
  6. Step 6: Final answer
    x = 1,632,710,184.78

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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.