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Finding the Fourth Proportional to 257,671,571.01, 386,870,563.20 and 184,848,653.64

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Solution

The fourth proportional to 257,671,571.01, 386,870,563.20 and 184,848,653.64 is: 277,533,537.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,671,571.01 : 386,870,563.20 = 184,848,653.64 : x
  2. Step 2: Convert to fraction form
    257,671,571.01/386,870,563.20 = 184,848,653.64/x
  3. Step 3: Cross multiply
    257,671,571.01x = 386,870,563.20 × 184,848,653.64
  4. Step 4: Simplify right side
    257,671,571.01x = 71,512,502,740,468,520
  5. Step 5: Solve for x
    x = 71,512,502,740,468,520/257,671,571.01
  6. Step 6: Final answer
    x = 277,533,537.98

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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.