Home / 295,245,604.20-442,868,406.30-218,718,100.20

Finding the Fourth Proportional to 295,245,604.20, 442,868,406.30 and 218,718,100.20

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Solution

The fourth proportional to 295,245,604.20, 442,868,406.30 and 218,718,100.20 is: 328,077,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,245,604.20 : 442,868,406.30 = 218,718,100.20 : x
  2. Step 2: Convert to fraction form
    295,245,604.20/442,868,406.30 = 218,718,100.20/x
  3. Step 3: Cross multiply
    295,245,604.20x = 442,868,406.30 × 218,718,100.20
  4. Step 4: Simplify right side
    295,245,604.20x = 96,863,336,464,537,712
  5. Step 5: Solve for x
    x = 96,863,336,464,537,712/295,245,604.20
  6. Step 6: Final answer
    x = 328,077,150.30

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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.