Home / 511,101,696,002.55-766,652,544,003.80-511,101,696,002.55

Finding the Fourth Proportional to 511,101,696,002.55, 766,652,544,003.80 and 511,101,696,002.55

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Solution

The fourth proportional to 511,101,696,002.55, 766,652,544,003.80 and 511,101,696,002.55 is: 766,652,544,003.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,101,696,002.55 : 766,652,544,003.80 = 511,101,696,002.55 : x
  2. Step 2: Convert to fraction form
    511,101,696,002.55/766,652,544,003.80 = 511,101,696,002.55/x
  3. Step 3: Cross multiply
    511,101,696,002.55x = 766,652,544,003.80 × 511,101,696,002.55
  4. Step 4: Simplify right side
    511,101,696,002.55x = 391,837,415,485,011,763,658,752
  5. Step 5: Solve for x
    x = 391,837,415,485,011,763,658,752/511,101,696,002.55
  6. Step 6: Final answer
    x = 766,652,544,003.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.