Home / 1,994,323,305.33-2,991,545,901.48-684,206,980.52

Finding the Fourth Proportional to 1,994,323,305.33, 2,991,545,901.48 and 684,206,980.52

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Solution

The fourth proportional to 1,994,323,305.33, 2,991,545,901.48 and 684,206,980.52 is: 1,026,331,379.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,323,305.33 : 2,991,545,901.48 = 684,206,980.52 : x
  2. Step 2: Convert to fraction form
    1,994,323,305.33/2,991,545,901.48 = 684,206,980.52/x
  3. Step 3: Cross multiply
    1,994,323,305.33x = 2,991,545,901.48 × 684,206,980.52
  4. Step 4: Simplify right side
    1,994,323,305.33x = 2,046,836,588,323,654,400
  5. Step 5: Solve for x
    x = 2,046,836,588,323,654,400/1,994,323,305.33
  6. Step 6: Final answer
    x = 1,026,331,379.10

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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.