Home / 382,188,662,390.96-527,433,021,616.60-208,583,307,512

Finding the Fourth Proportional to 382,188,662,390.96, 527,433,021,616.60 and 208,583,307,512

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Solution

The fourth proportional to 382,188,662,390.96, 527,433,021,616.60 and 208,583,307,512 is: 287,851,877,791.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,188,662,390.96 : 527,433,021,616.60 = 208,583,307,512 : x
  2. Step 2: Convert to fraction form
    382,188,662,390.96/527,433,021,616.60 = 208,583,307,512/x
  3. Step 3: Cross multiply
    382,188,662,390.96x = 527,433,021,616.60 × 208,583,307,512
  4. Step 4: Simplify right side
    382,188,662,390.96x = 110,013,724,139,838,611,914,752
  5. Step 5: Solve for x
    x = 110,013,724,139,838,611,914,752/382,188,662,390.96
  6. Step 6: Final answer
    x = 287,851,877,791.45

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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.