Home / 81,054,632.22-111,855,244.60-43,884,907.94

Finding the Fourth Proportional to 81,054,632.22, 111,855,244.60 and 43,884,907.94

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Solution

The fourth proportional to 81,054,632.22, 111,855,244.60 and 43,884,907.94 is: 60,561,092.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,054,632.22 : 111,855,244.60 = 43,884,907.94 : x
  2. Step 2: Convert to fraction form
    81,054,632.22/111,855,244.60 = 43,884,907.94/x
  3. Step 3: Cross multiply
    81,054,632.22x = 111,855,244.60 × 43,884,907.94
  4. Step 4: Simplify right side
    81,054,632.22x = 4,908,757,111,877,182
  5. Step 5: Solve for x
    x = 4,908,757,111,877,182/81,054,632.22
  6. Step 6: Final answer
    x = 60,561,092.90

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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.