Home / 881,999,656.45-1,323,198,799.82-291,788,511.37

Finding the Fourth Proportional to 881,999,656.45, 1,323,198,799.82 and 291,788,511.37

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Solution

The fourth proportional to 881,999,656.45, 1,323,198,799.82 and 291,788,511.37 is: 437,748,705.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,999,656.45 : 1,323,198,799.82 = 291,788,511.37 : x
  2. Step 2: Convert to fraction form
    881,999,656.45/1,323,198,799.82 = 291,788,511.37/x
  3. Step 3: Cross multiply
    881,999,656.45x = 1,323,198,799.82 × 291,788,511.37
  4. Step 4: Simplify right side
    881,999,656.45x = 386,094,208,044,589,504
  5. Step 5: Solve for x
    x = 386,094,208,044,589,504/881,999,656.45
  6. Step 6: Final answer
    x = 437,748,705.71

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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.