Home / 1,205,310,425.96-1,807,972,023.63-376,194,633.42

Finding the Fourth Proportional to 1,205,310,425.96, 1,807,972,023.63 and 376,194,633.42

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Solution

The fourth proportional to 1,205,310,425.96, 1,807,972,023.63 and 376,194,633.42 is: 564,293,942.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,205,310,425.96 : 1,807,972,023.63 = 376,194,633.42 : x
  2. Step 2: Convert to fraction form
    1,205,310,425.96/1,807,972,023.63 = 376,194,633.42/x
  3. Step 3: Cross multiply
    1,205,310,425.96x = 1,807,972,023.63 × 376,194,633.42
  4. Step 4: Simplify right side
    1,205,310,425.96x = 680,149,372,671,275,136
  5. Step 5: Solve for x
    x = 680,149,372,671,275,136/1,205,310,425.96
  6. Step 6: Final answer
    x = 564,293,942.89

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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.