Home / 8,154,108,661.74-12,231,177,180.60-2,558,475,172.86

Finding the Fourth Proportional to 8,154,108,661.74, 12,231,177,180.60 and 2,558,475,172.86

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Solution

The fourth proportional to 8,154,108,661.74, 12,231,177,180.60 and 2,558,475,172.86 is: 3,837,717,210.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154,108,661.74 : 12,231,177,180.60 = 2,558,475,172.86 : x
  2. Step 2: Convert to fraction form
    8,154,108,661.74/12,231,177,180.60 = 2,558,475,172.86/x
  3. Step 3: Cross multiply
    8,154,108,661.74x = 12,231,177,180.60 × 2,558,475,172.86
  4. Step 4: Simplify right side
    8,154,108,661.74x = 31,293,163,151,416,877,056
  5. Step 5: Solve for x
    x = 31,293,163,151,416,877,056/8,154,108,661.74
  6. Step 6: Final answer
    x = 3,837,717,210.99

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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.