Home / 1,365,498,079.52-1,884,393,287.40-738,966,562.48

Finding the Fourth Proportional to 1,365,498,079.52, 1,884,393,287.40 and 738,966,562.48

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Solution

The fourth proportional to 1,365,498,079.52, 1,884,393,287.40 and 738,966,562.48 is: 1,019,777,069.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,498,079.52 : 1,884,393,287.40 = 738,966,562.48 : x
  2. Step 2: Convert to fraction form
    1,365,498,079.52/1,884,393,287.40 = 738,966,562.48/x
  3. Step 3: Cross multiply
    1,365,498,079.52x = 1,884,393,287.40 × 738,966,562.48
  4. Step 4: Simplify right side
    1,365,498,079.52x = 1,392,503,629,950,364,928
  5. Step 5: Solve for x
    x = 1,392,503,629,950,364,928/1,365,498,079.52
  6. Step 6: Final answer
    x = 1,019,777,069.51

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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.