Home / 27,089,133,149.67-40,647,011,731.07-12,176,834,916.75

Finding the Fourth Proportional to 27,089,133,149.67, 40,647,011,731.07 and 12,176,834,916.75

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Solution

The fourth proportional to 27,089,133,149.67, 40,647,011,731.07 and 12,176,834,916.75 is: 18,271,236,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,089,133,149.67 : 40,647,011,731.07 = 12,176,834,916.75 : x
  2. Step 2: Convert to fraction form
    27,089,133,149.67/40,647,011,731.07 = 12,176,834,916.75/x
  3. Step 3: Cross multiply
    27,089,133,149.67x = 40,647,011,731.07 × 12,176,834,916.75
  4. Step 4: Simplify right side
    27,089,133,149.67x = 494,951,951,708,379,152,384
  5. Step 5: Solve for x
    x = 494,951,951,708,379,152,384/27,089,133,149.67
  6. Step 6: Final answer
    x = 18,271,236,254.54

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1.5x scale

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.