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Finding the Fourth Proportional to 131,512,930.40, 184,521,210.40 and 131,512,930.40

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Solution

The fourth proportional to 131,512,930.40, 184,521,210.40 and 131,512,930.40 is: 184,521,210.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,512,930.40 : 184,521,210.40 = 131,512,930.40 : x
  2. Step 2: Convert to fraction form
    131,512,930.40/184,521,210.40 = 131,512,930.40/x
  3. Step 3: Cross multiply
    131,512,930.40x = 184,521,210.40 × 131,512,930.40
  4. Step 4: Simplify right side
    131,512,930.40x = 24,266,925,100,658,960
  5. Step 5: Solve for x
    x = 24,266,925,100,658,960/131,512,930.40
  6. Step 6: Final answer
    x = 184,521,210.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.