Home / 864,879,183.76-1,193,527,357.96-468,393,054.80

Finding the Fourth Proportional to 864,879,183.76, 1,193,527,357.96 and 468,393,054.80

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Solution

The fourth proportional to 864,879,183.76, 1,193,527,357.96 and 468,393,054.80 is: 646,379,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,879,183.76 : 1,193,527,357.96 = 468,393,054.80 : x
  2. Step 2: Convert to fraction form
    864,879,183.76/1,193,527,357.96 = 468,393,054.80/x
  3. Step 3: Cross multiply
    864,879,183.76x = 1,193,527,357.96 × 468,393,054.80
  4. Step 4: Simplify right side
    864,879,183.76x = 559,039,925,182,257,536
  5. Step 5: Solve for x
    x = 559,039,925,182,257,536/864,879,183.76
  6. Step 6: Final answer
    x = 646,379,211.89

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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.