Home / 29,089,861,285.43-40,144,999,079.66-16,881,621,198.91

Finding the Fourth Proportional to 29,089,861,285.43, 40,144,999,079.66 and 16,881,621,198.91

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Solution

The fourth proportional to 29,089,861,285.43, 40,144,999,079.66 and 16,881,621,198.91 is: 23,297,212,071.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,089,861,285.43 : 40,144,999,079.66 = 16,881,621,198.91 : x
  2. Step 2: Convert to fraction form
    29,089,861,285.43/40,144,999,079.66 = 16,881,621,198.91/x
  3. Step 3: Cross multiply
    29,089,861,285.43x = 40,144,999,079.66 × 16,881,621,198.91
  4. Step 4: Simplify right side
    29,089,861,285.43x = 677,712,667,493,205,803,008
  5. Step 5: Solve for x
    x = 677,712,667,493,205,803,008/29,089,861,285.43
  6. Step 6: Final answer
    x = 23,297,212,071.36

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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.