Home / 267,487,903.20-369,173,654.73-163,126,513.20

Finding the Fourth Proportional to 267,487,903.20, 369,173,654.73 and 163,126,513.20

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Solution

The fourth proportional to 267,487,903.20, 369,173,654.73 and 163,126,513.20 is: 225,139,194.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,487,903.20 : 369,173,654.73 = 163,126,513.20 : x
  2. Step 2: Convert to fraction form
    267,487,903.20/369,173,654.73 = 163,126,513.20/x
  3. Step 3: Cross multiply
    267,487,903.20x = 369,173,654.73 × 163,126,513.20
  4. Step 4: Simplify right side
    267,487,903.20x = 60,222,011,061,405,584
  5. Step 5: Solve for x
    x = 60,222,011,061,405,584/267,487,903.20
  6. Step 6: Final answer
    x = 225,139,194.49

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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.