Home / 83,084,438.62-124,515,257.63-64,662,627.88

Finding the Fourth Proportional to 83,084,438.62, 124,515,257.63 and 64,662,627.88

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Solution

The fourth proportional to 83,084,438.62, 124,515,257.63 and 64,662,627.88 is: 96,907,241.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,084,438.62 : 124,515,257.63 = 64,662,627.88 : x
  2. Step 2: Convert to fraction form
    83,084,438.62/124,515,257.63 = 64,662,627.88/x
  3. Step 3: Cross multiply
    83,084,438.62x = 124,515,257.63 × 64,662,627.88
  4. Step 4: Simplify right side
    83,084,438.62x = 8,051,483,769,361,388
  5. Step 5: Solve for x
    x = 8,051,483,769,361,388/83,084,438.62
  6. Step 6: Final answer
    x = 96,907,241.64

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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.