Home / 621,790,572.54-933,008,651.82-253,595,650.62

Finding the Fourth Proportional to 621,790,572.54, 933,008,651.82 and 253,595,650.62

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Solution

The fourth proportional to 621,790,572.54, 933,008,651.82 and 253,595,650.62 is: 380,525,126.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,790,572.54 : 933,008,651.82 = 253,595,650.62 : x
  2. Step 2: Convert to fraction form
    621,790,572.54/933,008,651.82 = 253,595,650.62/x
  3. Step 3: Cross multiply
    621,790,572.54x = 933,008,651.82 × 253,595,650.62
  4. Step 4: Simplify right side
    621,790,572.54x = 236,606,936,092,381,952
  5. Step 5: Solve for x
    x = 236,606,936,092,381,952/621,790,572.54
  6. Step 6: Final answer
    x = 380,525,126.21

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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.