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Finding the Fourth Proportional to 615,476,757.92, 849,364,777.92 and 333,225,349.58

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Solution

The fourth proportional to 615,476,757.92, 849,364,777.92 and 333,225,349.58 is: 459,854,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,476,757.92 : 849,364,777.92 = 333,225,349.58 : x
  2. Step 2: Convert to fraction form
    615,476,757.92/849,364,777.92 = 333,225,349.58/x
  3. Step 3: Cross multiply
    615,476,757.92x = 849,364,777.92 × 333,225,349.58
  4. Step 4: Simplify right side
    615,476,757.92x = 283,029,875,043,331,040
  5. Step 5: Solve for x
    x = 283,029,875,043,331,040/615,476,757.92
  6. Step 6: Final answer
    x = 459,854,692.16

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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.