Home / 540,237,186.03-745,469,921.23-298,794,794.45

Finding the Fourth Proportional to 540,237,186.03, 745,469,921.23 and 298,794,794.45

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Solution

The fourth proportional to 540,237,186.03, 745,469,921.23 and 298,794,794.45 is: 412,305,072.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,237,186.03 : 745,469,921.23 = 298,794,794.45 : x
  2. Step 2: Convert to fraction form
    540,237,186.03/745,469,921.23 = 298,794,794.45/x
  3. Step 3: Cross multiply
    540,237,186.03x = 745,469,921.23 × 298,794,794.45
  4. Step 4: Simplify right side
    540,237,186.03x = 222,742,531,881,458,848
  5. Step 5: Solve for x
    x = 222,742,531,881,458,848/540,237,186.03
  6. Step 6: Final answer
    x = 412,305,072.00

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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.