Home / 409,202,383.80-613,803,575.70-245,943,708.60

Finding the Fourth Proportional to 409,202,383.80, 613,803,575.70 and 245,943,708.60

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Solution

The fourth proportional to 409,202,383.80, 613,803,575.70 and 245,943,708.60 is: 368,915,562.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,202,383.80 : 613,803,575.70 = 245,943,708.60 : x
  2. Step 2: Convert to fraction form
    409,202,383.80/613,803,575.70 = 245,943,708.60/x
  3. Step 3: Cross multiply
    409,202,383.80x = 613,803,575.70 × 245,943,708.60
  4. Step 4: Simplify right side
    409,202,383.80x = 150,961,127,759,598,848
  5. Step 5: Solve for x
    x = 150,961,127,759,598,848/409,202,383.80
  6. Step 6: Final answer
    x = 368,915,562.90

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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.