Home / 512,269,392.96-706,931,999.16-277,320,053.70

Finding the Fourth Proportional to 512,269,392.96, 706,931,999.16 and 277,320,053.70

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Solution

The fourth proportional to 512,269,392.96, 706,931,999.16 and 277,320,053.70 is: 382,701,802.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,269,392.96 : 706,931,999.16 = 277,320,053.70 : x
  2. Step 2: Convert to fraction form
    512,269,392.96/706,931,999.16 = 277,320,053.70/x
  3. Step 3: Cross multiply
    512,269,392.96x = 706,931,999.16 × 277,320,053.70
  4. Step 4: Simplify right side
    512,269,392.96x = 196,046,419,969,299,552
  5. Step 5: Solve for x
    x = 196,046,419,969,299,552/512,269,392.96
  6. Step 6: Final answer
    x = 382,701,802.34

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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.