Home / 216,253,710.40-324,353,513.04-70,675,093.12

Finding the Fourth Proportional to 216,253,710.40, 324,353,513.04 and 70,675,093.12

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Solution

The fourth proportional to 216,253,710.40, 324,353,513.04 and 70,675,093.12 is: 106,003,798.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,253,710.40 : 324,353,513.04 = 70,675,093.12 : x
  2. Step 2: Convert to fraction form
    216,253,710.40/324,353,513.04 = 70,675,093.12/x
  3. Step 3: Cross multiply
    216,253,710.40x = 324,353,513.04 × 70,675,093.12
  4. Step 4: Simplify right side
    216,253,710.40x = 22,923,714,737,901,136
  5. Step 5: Solve for x
    x = 22,923,714,737,901,136/216,253,710.40
  6. Step 6: Final answer
    x = 106,003,798.48

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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.