Home / 27,177,139,432.36-40,746,756,928.38-12,042,477,317.80

Finding the Fourth Proportional to 27,177,139,432.36, 40,746,756,928.38 and 12,042,477,317.80

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Solution

The fourth proportional to 27,177,139,432.36, 40,746,756,928.38 and 12,042,477,317.80 is: 18,055,318,047.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,177,139,432.36 : 40,746,756,928.38 = 12,042,477,317.80 : x
  2. Step 2: Convert to fraction form
    27,177,139,432.36/40,746,756,928.38 = 12,042,477,317.80/x
  3. Step 3: Cross multiply
    27,177,139,432.36x = 40,746,756,928.38 × 12,042,477,317.80
  4. Step 4: Simplify right side
    27,177,139,432.36x = 490,691,896,083,926,089,728
  5. Step 5: Solve for x
    x = 490,691,896,083,926,089,728/27,177,139,432.36
  6. Step 6: Final answer
    x = 18,055,318,047.92

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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.