Home / 81,909,636.90-113,034,627.16-44,739,940.87

Finding the Fourth Proportional to 81,909,636.90, 113,034,627.16 and 44,739,940.87

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Solution

The fourth proportional to 81,909,636.90, 113,034,627.16 and 44,739,940.87 is: 61,740,751.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,909,636.90 : 113,034,627.16 = 44,739,940.87 : x
  2. Step 2: Convert to fraction form
    81,909,636.90/113,034,627.16 = 44,739,940.87/x
  3. Step 3: Cross multiply
    81,909,636.90x = 113,034,627.16 × 44,739,940.87
  4. Step 4: Simplify right side
    81,909,636.90x = 5,057,162,535,400,896
  5. Step 5: Solve for x
    x = 5,057,162,535,400,896/81,909,636.90
  6. Step 6: Final answer
    x = 61,740,751.48

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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.