Home / 70,991,763.03-106,207,460.69-53,769,575.43

Finding the Fourth Proportional to 70,991,763.03, 106,207,460.69 and 53,769,575.43

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Solution

The fourth proportional to 70,991,763.03, 106,207,460.69 and 53,769,575.43 is: 80,442,150.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,991,763.03 : 106,207,460.69 = 53,769,575.43 : x
  2. Step 2: Convert to fraction form
    70,991,763.03/106,207,460.69 = 53,769,575.43/x
  3. Step 3: Cross multiply
    70,991,763.03x = 106,207,460.69 × 53,769,575.43
  4. Step 4: Simplify right side
    70,991,763.03x = 5,710,730,068,530,867
  5. Step 5: Solve for x
    x = 5,710,730,068,530,867/70,991,763.03
  6. Step 6: Final answer
    x = 80,442,150.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.