Home / 805,803,260.60-1,208,704,890.90-560,915,247.80

Finding the Fourth Proportional to 805,803,260.60, 1,208,704,890.90 and 560,915,247.80

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Solution

The fourth proportional to 805,803,260.60, 1,208,704,890.90 and 560,915,247.80 is: 841,372,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,803,260.60 : 1,208,704,890.90 = 560,915,247.80 : x
  2. Step 2: Convert to fraction form
    805,803,260.60/1,208,704,890.90 = 560,915,247.80/x
  3. Step 3: Cross multiply
    805,803,260.60x = 1,208,704,890.90 × 560,915,247.80
  4. Step 4: Simplify right side
    805,803,260.60x = 677,981,003,396,245,504
  5. Step 5: Solve for x
    x = 677,981,003,396,245,504/805,803,260.60
  6. Step 6: Final answer
    x = 841,372,871.70

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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.