Home / 730,124,130.44-1,007,620,733.90-412,474,204.82

Finding the Fourth Proportional to 730,124,130.44, 1,007,620,733.90 and 412,474,204.82

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Solution

The fourth proportional to 730,124,130.44, 1,007,620,733.90 and 412,474,204.82 is: 569,242,329.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,124,130.44 : 1,007,620,733.90 = 412,474,204.82 : x
  2. Step 2: Convert to fraction form
    730,124,130.44/1,007,620,733.90 = 412,474,204.82/x
  3. Step 3: Cross multiply
    730,124,130.44x = 1,007,620,733.90 × 412,474,204.82
  4. Step 4: Simplify right side
    730,124,130.44x = 415,617,560,968,446,848
  5. Step 5: Solve for x
    x = 415,617,560,968,446,848/730,124,130.44
  6. Step 6: Final answer
    x = 569,242,329.69

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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.