Home / 213,690,782.97-294,890,386.77-119,604,901.95

Finding the Fourth Proportional to 213,690,782.97, 294,890,386.77 and 119,604,901.95

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Solution

The fourth proportional to 213,690,782.97, 294,890,386.77 and 119,604,901.95 is: 165,053,145.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,690,782.97 : 294,890,386.77 = 119,604,901.95 : x
  2. Step 2: Convert to fraction form
    213,690,782.97/294,890,386.77 = 119,604,901.95/x
  3. Step 3: Cross multiply
    213,690,782.97x = 294,890,386.77 × 119,604,901.95
  4. Step 4: Simplify right side
    213,690,782.97x = 35,270,335,795,623,424
  5. Step 5: Solve for x
    x = 35,270,335,795,623,424/213,690,782.97
  6. Step 6: Final answer
    x = 165,053,145.04

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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.