Home / 173,868,543.45-260,802,815.18-171,317,626.65

Finding the Fourth Proportional to 173,868,543.45, 260,802,815.18 and 171,317,626.65

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Solution

The fourth proportional to 173,868,543.45, 260,802,815.18 and 171,317,626.65 is: 256,976,439.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,868,543.45 : 260,802,815.18 = 171,317,626.65 : x
  2. Step 2: Convert to fraction form
    173,868,543.45/260,802,815.18 = 171,317,626.65/x
  3. Step 3: Cross multiply
    173,868,543.45x = 260,802,815.18 × 171,317,626.65
  4. Step 4: Simplify right side
    173,868,543.45x = 44,680,119,319,419,608
  5. Step 5: Solve for x
    x = 44,680,119,319,419,608/173,868,543.45
  6. Step 6: Final answer
    x = 256,976,439.98

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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.