Home / 10,389,229,278.36-15,583,625,583.84-2,528,685,447.36

Finding the Fourth Proportional to 10,389,229,278.36, 15,583,625,583.84 and 2,528,685,447.36

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Solution

The fourth proportional to 10,389,229,278.36, 15,583,625,583.84 and 2,528,685,447.36 is: 3,792,975,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389,229,278.36 : 15,583,625,583.84 = 2,528,685,447.36 : x
  2. Step 2: Convert to fraction form
    10,389,229,278.36/15,583,625,583.84 = 2,528,685,447.36/x
  3. Step 3: Cross multiply
    10,389,229,278.36x = 15,583,625,583.84 × 2,528,685,447.36
  4. Step 4: Simplify right side
    10,389,229,278.36x = 39,406,087,230,963,195,904
  5. Step 5: Solve for x
    x = 39,406,087,230,963,195,904/10,389,229,278.36
  6. Step 6: Final answer
    x = 3,792,975,029.73

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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.