Home / 145,529,163.60-218,293,745.40-133,624,885.20

Finding the Fourth Proportional to 145,529,163.60, 218,293,745.40 and 133,624,885.20

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Solution

The fourth proportional to 145,529,163.60, 218,293,745.40 and 133,624,885.20 is: 200,437,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,529,163.60 : 218,293,745.40 = 133,624,885.20 : x
  2. Step 2: Convert to fraction form
    145,529,163.60/218,293,745.40 = 133,624,885.20/x
  3. Step 3: Cross multiply
    145,529,163.60x = 218,293,745.40 × 133,624,885.20
  4. Step 4: Simplify right side
    145,529,163.60x = 29,169,476,668,953,028
  5. Step 5: Solve for x
    x = 29,169,476,668,953,028/145,529,163.60
  6. Step 6: Final answer
    x = 200,437,327.80

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1.5x scale

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.