Home / 512,008,195.15-706,572,537.52-277,061,376.75

Finding the Fourth Proportional to 512,008,195.15, 706,572,537.52 and 277,061,376.75

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Solution

The fourth proportional to 512,008,195.15, 706,572,537.52 and 277,061,376.75 is: 382,345,364.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,008,195.15 : 706,572,537.52 = 277,061,376.75 : x
  2. Step 2: Convert to fraction form
    512,008,195.15/706,572,537.52 = 277,061,376.75/x
  3. Step 3: Cross multiply
    512,008,195.15x = 706,572,537.52 × 277,061,376.75
  4. Step 4: Simplify right side
    512,008,195.15x = 195,763,960,019,032,224
  5. Step 5: Solve for x
    x = 195,763,960,019,032,224/512,008,195.15
  6. Step 6: Final answer
    x = 382,345,364.53

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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.