Home / 219,208,584.39-302,507,821.38-131,102,567.94

Finding the Fourth Proportional to 219,208,584.39, 302,507,821.38 and 131,102,567.94

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Solution

The fourth proportional to 219,208,584.39, 302,507,821.38 and 131,102,567.94 is: 180,921,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,208,584.39 : 302,507,821.38 = 131,102,567.94 : x
  2. Step 2: Convert to fraction form
    219,208,584.39/302,507,821.38 = 131,102,567.94/x
  3. Step 3: Cross multiply
    219,208,584.39x = 302,507,821.38 × 131,102,567.94
  4. Step 4: Simplify right side
    219,208,584.39x = 39,659,552,204,852,832
  5. Step 5: Solve for x
    x = 39,659,552,204,852,832/219,208,584.39
  6. Step 6: Final answer
    x = 180,921,528.76

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1.5x scale

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.