Home / 822,802,902.38-1,135,412,107.80-451,548,848.60

Finding the Fourth Proportional to 822,802,902.38, 1,135,412,107.80 and 451,548,848.60

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Solution

The fourth proportional to 822,802,902.38, 1,135,412,107.80 and 451,548,848.60 is: 623,106,734.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,802,902.38 : 1,135,412,107.80 = 451,548,848.60 : x
  2. Step 2: Convert to fraction form
    822,802,902.38/1,135,412,107.80 = 451,548,848.60/x
  3. Step 3: Cross multiply
    822,802,902.38x = 1,135,412,107.80 × 451,548,848.60
  4. Step 4: Simplify right side
    822,802,902.38x = 512,694,029,963,589,056
  5. Step 5: Solve for x
    x = 512,694,029,963,589,056/822,802,902.38
  6. Step 6: Final answer
    x = 623,106,734.89

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1.5x scale

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.