Home / 275,359,538.70-413,039,308.05-259,203,732.30

Finding the Fourth Proportional to 275,359,538.70, 413,039,308.05 and 259,203,732.30

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Solution

The fourth proportional to 275,359,538.70, 413,039,308.05 and 259,203,732.30 is: 388,805,598.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,359,538.70 : 413,039,308.05 = 259,203,732.30 : x
  2. Step 2: Convert to fraction form
    275,359,538.70/413,039,308.05 = 259,203,732.30/x
  3. Step 3: Cross multiply
    275,359,538.70x = 413,039,308.05 × 259,203,732.30
  4. Step 4: Simplify right side
    275,359,538.70x = 107,061,330,233,169,440
  5. Step 5: Solve for x
    x = 107,061,330,233,169,440/275,359,538.70
  6. Step 6: Final answer
    x = 388,805,598.45

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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.