Home / 213,302,409.04-294,381,262.76-120,488,894.40

Finding the Fourth Proportional to 213,302,409.04, 294,381,262.76 and 120,488,894.40

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Solution

The fourth proportional to 213,302,409.04, 294,381,262.76 and 120,488,894.40 is: 166,288,196.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,302,409.04 : 294,381,262.76 = 120,488,894.40 : x
  2. Step 2: Convert to fraction form
    213,302,409.04/294,381,262.76 = 120,488,894.40/x
  3. Step 3: Cross multiply
    213,302,409.04x = 294,381,262.76 × 120,488,894.40
  4. Step 4: Simplify right side
    213,302,409.04x = 35,469,672,882,028,292
  5. Step 5: Solve for x
    x = 35,469,672,882,028,292/213,302,409.04
  6. Step 6: Final answer
    x = 166,288,196.38

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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.