Home / 75,546,642.80-113,319,964.20-48,336,863.60

Finding the Fourth Proportional to 75,546,642.80, 113,319,964.20 and 48,336,863.60

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Solution

The fourth proportional to 75,546,642.80, 113,319,964.20 and 48,336,863.60 is: 72,505,295.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,546,642.80 : 113,319,964.20 = 48,336,863.60 : x
  2. Step 2: Convert to fraction form
    75,546,642.80/113,319,964.20 = 48,336,863.60/x
  3. Step 3: Cross multiply
    75,546,642.80x = 113,319,964.20 × 48,336,863.60
  4. Step 4: Simplify right side
    75,546,642.80x = 5,477,531,652,692,283
  5. Step 5: Solve for x
    x = 5,477,531,652,692,283/75,546,642.80
  6. Step 6: Final answer
    x = 72,505,295.40

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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.