Home / 20,137,963,856.50-31,590,522,541.50

Finding the Third Proportional to 20,137,963,856.50 and 31,590,522,541.50

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Solution

The third proportional to 20,137,963,856.50 and 31,590,522,541.50 is: 49,556,207,447.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,137,963,856.50 : 31,590,522,541.50 = 31,590,522,541.50 : x
  2. Step 2: Convert to fraction form
    20,137,963,856.50/31,590,522,541.50 = 31,590,522,541.50/x
  3. Step 3: Cross multiply
    20,137,963,856.50x = 31,590,522,541.50 × 31,590,522,541.50
  4. Step 4: Simplify right side
    20,137,963,856.50x = 997,961,114,445,019,611,136
  5. Step 5: Solve for x
    x = 997,961,114,445,019,611,136/20,137,963,856.50
  6. Step 6: Final answer
    x = 49,556,207,447.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.