Home / 219,310,318.40-328,965,477.60-184,872,941.60

Finding the Fourth Proportional to 219,310,318.40, 328,965,477.60 and 184,872,941.60

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Solution

The fourth proportional to 219,310,318.40, 328,965,477.60 and 184,872,941.60 is: 277,309,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,310,318.40 : 328,965,477.60 = 184,872,941.60 : x
  2. Step 2: Convert to fraction form
    219,310,318.40/328,965,477.60 = 184,872,941.60/x
  3. Step 3: Cross multiply
    219,310,318.40x = 328,965,477.60 × 184,872,941.60
  4. Step 4: Simplify right side
    219,310,318.40x = 60,816,815,528,760,912
  5. Step 5: Solve for x
    x = 60,816,815,528,760,912/219,310,318.40
  6. Step 6: Final answer
    x = 277,309,412.40

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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.