Home / 1,322,125,419.20-1,982,941,468-534,972,790.32

Finding the Fourth Proportional to 1,322,125,419.20, 1,982,941,468 and 534,972,790.32

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Solution

The fourth proportional to 1,322,125,419.20, 1,982,941,468 and 534,972,790.32 is: 802,359,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,125,419.20 : 1,982,941,468 = 534,972,790.32 : x
  2. Step 2: Convert to fraction form
    1,322,125,419.20/1,982,941,468 = 534,972,790.32/x
  3. Step 3: Cross multiply
    1,322,125,419.20x = 1,982,941,468 × 534,972,790.32
  4. Step 4: Simplify right side
    1,322,125,419.20x = 1,060,819,730,177,196,928
  5. Step 5: Solve for x
    x = 1,060,819,730,177,196,928/1,322,125,419.20
  6. Step 6: Final answer
    x = 802,359,378.90

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Double scale
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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.