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Finding the Fourth Proportional to 362,018,447,999.70, 543,027,671,999.55 and 362,018,447,999.70

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Solution

The fourth proportional to 362,018,447,999.70, 543,027,671,999.55 and 362,018,447,999.70 is: 543,027,671,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,018,447,999.70 : 543,027,671,999.55 = 362,018,447,999.70 : x
  2. Step 2: Convert to fraction form
    362,018,447,999.70/543,027,671,999.55 = 362,018,447,999.70/x
  3. Step 3: Cross multiply
    362,018,447,999.70x = 543,027,671,999.55 × 362,018,447,999.70
  4. Step 4: Simplify right side
    362,018,447,999.70x = 196,586,035,038,167,251,288,064
  5. Step 5: Solve for x
    x = 196,586,035,038,167,251,288,064/362,018,447,999.70
  6. Step 6: Final answer
    x = 543,027,671,999.55

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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.