Home / 512,254,033.70-706,912,822.54-277,304,694.18

Finding the Fourth Proportional to 512,254,033.70, 706,912,822.54 and 277,304,694.18

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Solution

The fourth proportional to 512,254,033.70, 706,912,822.54 and 277,304,694.18 is: 382,681,699.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,254,033.70 : 706,912,822.54 = 277,304,694.18 : x
  2. Step 2: Convert to fraction form
    512,254,033.70/706,912,822.54 = 277,304,694.18/x
  3. Step 3: Cross multiply
    512,254,033.70x = 706,912,822.54 × 277,304,694.18
  4. Step 4: Simplify right side
    512,254,033.70x = 196,030,244,070,117,248
  5. Step 5: Solve for x
    x = 196,030,244,070,117,248/512,254,033.70
  6. Step 6: Final answer
    x = 382,681,699.26

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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.