Home / 129,067,293.80-193,675,590.30-48,296,426.60

Finding the Fourth Proportional to 129,067,293.80, 193,675,590.30 and 48,296,426.60

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Solution

The fourth proportional to 129,067,293.80, 193,675,590.30 and 48,296,426.60 is: 72,472,573.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,067,293.80 : 193,675,590.30 = 48,296,426.60 : x
  2. Step 2: Convert to fraction form
    129,067,293.80/193,675,590.30 = 48,296,426.60/x
  3. Step 3: Cross multiply
    129,067,293.80x = 193,675,590.30 × 48,296,426.60
  4. Step 4: Simplify right side
    129,067,293.80x = 9,353,838,931,135,622
  5. Step 5: Solve for x
    x = 9,353,838,931,135,622/129,067,293.80
  6. Step 6: Final answer
    x = 72,472,573.46

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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.