Home / 91,260,819-125,939,930.22-52,629,651

Finding the Fourth Proportional to 91,260,819, 125,939,930.22 and 52,629,651

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Solution

The fourth proportional to 91,260,819, 125,939,930.22 and 52,629,651 is: 72,628,918.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,260,819 : 125,939,930.22 = 52,629,651 : x
  2. Step 2: Convert to fraction form
    91,260,819/125,939,930.22 = 52,629,651/x
  3. Step 3: Cross multiply
    91,260,819x = 125,939,930.22 × 52,629,651
  4. Step 4: Simplify right side
    91,260,819x = 6,628,174,574,442,953
  5. Step 5: Solve for x
    x = 6,628,174,574,442,953/91,260,819
  6. Step 6: Final answer
    x = 72,628,918.38

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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.