Home / 1,963,999,308.24-2,946,551,661-858,701,230.56

Finding the Fourth Proportional to 1,963,999,308.24, 2,946,551,661 and 858,701,230.56

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Solution

The fourth proportional to 1,963,999,308.24, 2,946,551,661 and 858,701,230.56 is: 1,288,293,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,999,308.24 : 2,946,551,661 = 858,701,230.56 : x
  2. Step 2: Convert to fraction form
    1,963,999,308.24/2,946,551,661 = 858,701,230.56/x
  3. Step 3: Cross multiply
    1,963,999,308.24x = 2,946,551,661 × 858,701,230.56
  4. Step 4: Simplify right side
    1,963,999,308.24x = 2,530,207,537,209,311,744
  5. Step 5: Solve for x
    x = 2,530,207,537,209,311,744/1,963,999,308.24
  6. Step 6: Final answer
    x = 1,288,293,497.15

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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.