Home / 866,003,148.84-1,195,093,226.36-469,526,905.20

Finding the Fourth Proportional to 866,003,148.84, 1,195,093,226.36 and 469,526,905.20

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Solution

The fourth proportional to 866,003,148.84, 1,195,093,226.36 and 469,526,905.20 is: 647,951,944.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,003,148.84 : 1,195,093,226.36 = 469,526,905.20 : x
  2. Step 2: Convert to fraction form
    866,003,148.84/1,195,093,226.36 = 469,526,905.20/x
  3. Step 3: Cross multiply
    866,003,148.84x = 1,195,093,226.36 × 469,526,905.20
  4. Step 4: Simplify right side
    866,003,148.84x = 561,128,423,998,293,824
  5. Step 5: Solve for x
    x = 561,128,423,998,293,824/866,003,148.84
  6. Step 6: Final answer
    x = 647,951,944.23

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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.