Home / 97,153,933.44-133,985,607.12-80,607,849.60

Finding the Fourth Proportional to 97,153,933.44, 133,985,607.12 and 80,607,849.60

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Solution

The fourth proportional to 97,153,933.44, 133,985,607.12 and 80,607,849.60 is: 111,166,797.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,153,933.44 : 133,985,607.12 = 80,607,849.60 : x
  2. Step 2: Convert to fraction form
    97,153,933.44/133,985,607.12 = 80,607,849.60/x
  3. Step 3: Cross multiply
    97,153,933.44x = 133,985,607.12 × 80,607,849.60
  4. Step 4: Simplify right side
    97,153,933.44x = 10,800,291,667,293,648
  5. Step 5: Solve for x
    x = 10,800,291,667,293,648/97,153,933.44
  6. Step 6: Final answer
    x = 111,166,797.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.