Home / 76,616,596.52-105,733,136.07-41,811,528.81

Finding the Fourth Proportional to 76,616,596.52, 105,733,136.07 and 41,811,528.81

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Solution

The fourth proportional to 76,616,596.52, 105,733,136.07 and 41,811,528.81 is: 57,701,128.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,616,596.52 : 105,733,136.07 = 41,811,528.81 : x
  2. Step 2: Convert to fraction form
    76,616,596.52/105,733,136.07 = 41,811,528.81/x
  3. Step 3: Cross multiply
    76,616,596.52x = 105,733,136.07 × 41,811,528.81
  4. Step 4: Simplify right side
    76,616,596.52x = 4,420,864,064,962,455
  5. Step 5: Solve for x
    x = 4,420,864,064,962,455/76,616,596.52
  6. Step 6: Final answer
    x = 57,701,128.29

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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.