Home / 1,008,519,793.26-1,391,759,171.83-562,511,904.32

Finding the Fourth Proportional to 1,008,519,793.26, 1,391,759,171.83 and 562,511,904.32

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Solution

The fourth proportional to 1,008,519,793.26, 1,391,759,171.83 and 562,511,904.32 is: 776,267,463.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,519,793.26 : 1,391,759,171.83 = 562,511,904.32 : x
  2. Step 2: Convert to fraction form
    1,008,519,793.26/1,391,759,171.83 = 562,511,904.32/x
  3. Step 3: Cross multiply
    1,008,519,793.26x = 1,391,759,171.83 × 562,511,904.32
  4. Step 4: Simplify right side
    1,008,519,793.26x = 782,881,102,105,130,112
  5. Step 5: Solve for x
    x = 782,881,102,105,130,112/1,008,519,793.26
  6. Step 6: Final answer
    x = 776,267,463.80

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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.