Home / 89,693,907.60-134,540,861.40-48,772,950.60

Finding the Fourth Proportional to 89,693,907.60, 134,540,861.40 and 48,772,950.60

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Solution

The fourth proportional to 89,693,907.60, 134,540,861.40 and 48,772,950.60 is: 73,159,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,693,907.60 : 134,540,861.40 = 48,772,950.60 : x
  2. Step 2: Convert to fraction form
    89,693,907.60/134,540,861.40 = 48,772,950.60/x
  3. Step 3: Cross multiply
    89,693,907.60x = 134,540,861.40 × 48,772,950.60
  4. Step 4: Simplify right side
    89,693,907.60x = 6,561,954,786,743,647
  5. Step 5: Solve for x
    x = 6,561,954,786,743,647/89,693,907.60
  6. Step 6: Final answer
    x = 73,159,425.90

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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.