Home / 296,479,515,339.78-409,113,142,269.57-166,273,655,916.83

Finding the Fourth Proportional to 296,479,515,339.78, 409,113,142,269.57 and 166,273,655,916.83

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Solution

The fourth proportional to 296,479,515,339.78, 409,113,142,269.57 and 166,273,655,916.83 is: 229,441,611,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,479,515,339.78 : 409,113,142,269.57 = 166,273,655,916.83 : x
  2. Step 2: Convert to fraction form
    296,479,515,339.78/409,113,142,269.57 = 166,273,655,916.83/x
  3. Step 3: Cross multiply
    296,479,515,339.78x = 409,113,142,269.57 × 166,273,655,916.83
  4. Step 4: Simplify right side
    296,479,515,339.78x = 68,024,737,848,783,594,848,256
  5. Step 5: Solve for x
    x = 68,024,737,848,783,594,848,256/296,479,515,339.78
  6. Step 6: Final answer
    x = 229,441,611,744.49

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1.5x scale

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.