Home / 629,858,428.80-944,787,643.20-579,973,833.60

Finding the Fourth Proportional to 629,858,428.80, 944,787,643.20 and 579,973,833.60

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Solution

The fourth proportional to 629,858,428.80, 944,787,643.20 and 579,973,833.60 is: 869,960,750.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,858,428.80 : 944,787,643.20 = 579,973,833.60 : x
  2. Step 2: Convert to fraction form
    629,858,428.80/944,787,643.20 = 579,973,833.60/x
  3. Step 3: Cross multiply
    629,858,428.80x = 944,787,643.20 × 579,973,833.60
  4. Step 4: Simplify right side
    629,858,428.80x = 547,952,111,364,612,992
  5. Step 5: Solve for x
    x = 547,952,111,364,612,992/629,858,428.80
  6. Step 6: Final answer
    x = 869,960,750.40

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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.