Home / 1,214,724,898.92-1,676,321,977.14-657,808,906.44

Finding the Fourth Proportional to 1,214,724,898.92, 1,676,321,977.14 and 657,808,906.44

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Solution

The fourth proportional to 1,214,724,898.92, 1,676,321,977.14 and 657,808,906.44 is: 907,777,166.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,724,898.92 : 1,676,321,977.14 = 657,808,906.44 : x
  2. Step 2: Convert to fraction form
    1,214,724,898.92/1,676,321,977.14 = 657,808,906.44/x
  3. Step 3: Cross multiply
    1,214,724,898.92x = 1,676,321,977.14 × 657,808,906.44
  4. Step 4: Simplify right side
    1,214,724,898.92x = 1,102,699,526,623,802,240
  5. Step 5: Solve for x
    x = 1,102,699,526,623,802,240/1,214,724,898.92
  6. Step 6: Final answer
    x = 907,777,166.34

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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.