Home / 57,370,109.97-79,168,740.87-31,264,095.09

Finding the Fourth Proportional to 57,370,109.97, 79,168,740.87 and 31,264,095.09

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Solution

The fourth proportional to 57,370,109.97, 79,168,740.87 and 31,264,095.09 is: 43,143,355.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,370,109.97 : 79,168,740.87 = 31,264,095.09 : x
  2. Step 2: Convert to fraction form
    57,370,109.97/79,168,740.87 = 31,264,095.09/x
  3. Step 3: Cross multiply
    57,370,109.97x = 79,168,740.87 × 31,264,095.09
  4. Step 4: Simplify right side
    57,370,109.97x = 2,475,139,042,715,249.50
  5. Step 5: Solve for x
    x = 2,475,139,042,715,249.50/57,370,109.97
  6. Step 6: Final answer
    x = 43,143,355.38

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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.