Home / 784,852,830,072.15-1,083,298,426,304.80-511,180,449,469.35

Finding the Fourth Proportional to 784,852,830,072.15, 1,083,298,426,304.80 and 511,180,449,469.35

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Solution

The fourth proportional to 784,852,830,072.15, 1,083,298,426,304.80 and 511,180,449,469.35 is: 705,560,272,257.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,852,830,072.15 : 1,083,298,426,304.80 = 511,180,449,469.35 : x
  2. Step 2: Convert to fraction form
    784,852,830,072.15/1,083,298,426,304.80 = 511,180,449,469.35/x
  3. Step 3: Cross multiply
    784,852,830,072.15x = 1,083,298,426,304.80 × 511,180,449,469.35
  4. Step 4: Simplify right side
    784,852,830,072.15x = 553,760,976,467,927,203,053,568
  5. Step 5: Solve for x
    x = 553,760,976,467,927,203,053,568/784,852,830,072.15
  6. Step 6: Final answer
    x = 705,560,272,257.69

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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.