Home / 89,768,783.54-134,458,313.34-55,120,011.32

Finding the Fourth Proportional to 89,768,783.54, 134,458,313.34 and 55,120,011.32

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Solution

The fourth proportional to 89,768,783.54, 134,458,313.34 and 55,120,011.32 is: 82,560,367.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,768,783.54 : 134,458,313.34 = 55,120,011.32 : x
  2. Step 2: Convert to fraction form
    89,768,783.54/134,458,313.34 = 55,120,011.32/x
  3. Step 3: Cross multiply
    89,768,783.54x = 134,458,313.34 × 55,120,011.32
  4. Step 4: Simplify right side
    89,768,783.54x = 7,411,343,753,368,907
  5. Step 5: Solve for x
    x = 7,411,343,753,368,907/89,768,783.54
  6. Step 6: Final answer
    x = 82,560,367.44

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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.