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Finding the Fourth Proportional to 275,255,477.70, 412,883,216.55 and 93,502,655.70

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Solution

The fourth proportional to 275,255,477.70, 412,883,216.55 and 93,502,655.70 is: 140,253,983.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,255,477.70 : 412,883,216.55 = 93,502,655.70 : x
  2. Step 2: Convert to fraction form
    275,255,477.70/412,883,216.55 = 93,502,655.70/x
  3. Step 3: Cross multiply
    275,255,477.70x = 412,883,216.55 × 93,502,655.70
  4. Step 4: Simplify right side
    275,255,477.70x = 38,605,677,241,383,192
  5. Step 5: Solve for x
    x = 38,605,677,241,383,192/275,255,477.70
  6. Step 6: Final answer
    x = 140,253,983.55

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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.