Home / 776,055,114.17-1,070,967,351.63-441,520,436.54

Finding the Fourth Proportional to 776,055,114.17, 1,070,967,351.63 and 441,520,436.54

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Solution

The fourth proportional to 776,055,114.17, 1,070,967,351.63 and 441,520,436.54 is: 609,304,627.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,055,114.17 : 1,070,967,351.63 = 441,520,436.54 : x
  2. Step 2: Convert to fraction form
    776,055,114.17/1,070,967,351.63 = 441,520,436.54/x
  3. Step 3: Cross multiply
    776,055,114.17x = 1,070,967,351.63 × 441,520,436.54
  4. Step 4: Simplify right side
    776,055,114.17x = 472,853,972,606,410,496
  5. Step 5: Solve for x
    x = 472,853,972,606,410,496/776,055,114.17
  6. Step 6: Final answer
    x = 609,304,627.95

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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.