Home / 869,222,993.25-1,303,842,560.65-247,438,203.44

Finding the Fourth Proportional to 869,222,993.25, 1,303,842,560.65 and 247,438,203.44

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Solution

The fourth proportional to 869,222,993.25, 1,303,842,560.65 and 247,438,203.44 is: 371,159,602.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,222,993.25 : 1,303,842,560.65 = 247,438,203.44 : x
  2. Step 2: Convert to fraction form
    869,222,993.25/1,303,842,560.65 = 247,438,203.44/x
  3. Step 3: Cross multiply
    869,222,993.25x = 1,303,842,560.65 × 247,438,203.44
  4. Step 4: Simplify right side
    869,222,993.25x = 322,620,460,774,512,384
  5. Step 5: Solve for x
    x = 322,620,460,774,512,384/869,222,993.25
  6. Step 6: Final answer
    x = 371,159,602.63

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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.