Home / 1,308,441,058.80-1,962,678,684-435,042,427.44

Finding the Fourth Proportional to 1,308,441,058.80, 1,962,678,684 and 435,042,427.44

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Solution

The fourth proportional to 1,308,441,058.80, 1,962,678,684 and 435,042,427.44 is: 652,569,325.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,441,058.80 : 1,962,678,684 = 435,042,427.44 : x
  2. Step 2: Convert to fraction form
    1,308,441,058.80/1,962,678,684 = 435,042,427.44/x
  3. Step 3: Cross multiply
    1,308,441,058.80x = 1,962,678,684 × 435,042,427.44
  4. Step 4: Simplify right side
    1,308,441,058.80x = 853,848,498,972,104,704
  5. Step 5: Solve for x
    x = 853,848,498,972,104,704/1,308,441,058.80
  6. Step 6: Final answer
    x = 652,569,325.33

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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.