Home / 275,161,030.75-379,597,100.06-163,588,563.76

Finding the Fourth Proportional to 275,161,030.75, 379,597,100.06 and 163,588,563.76

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Solution

The fourth proportional to 275,161,030.75, 379,597,100.06 and 163,588,563.76 is: 225,677,830.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,161,030.75 : 379,597,100.06 = 163,588,563.76 : x
  2. Step 2: Convert to fraction form
    275,161,030.75/379,597,100.06 = 163,588,563.76/x
  3. Step 3: Cross multiply
    275,161,030.75x = 379,597,100.06 × 163,588,563.76
  4. Step 4: Simplify right side
    275,161,030.75x = 62,097,744,406,276,408
  5. Step 5: Solve for x
    x = 62,097,744,406,276,408/275,161,030.75
  6. Step 6: Final answer
    x = 225,677,830.31

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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.