Home / 13,287,525,621.76-18,328,145,291.88-8,522,253,607

Finding the Fourth Proportional to 13,287,525,621.76, 18,328,145,291.88 and 8,522,253,607

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Solution

The fourth proportional to 13,287,525,621.76, 18,328,145,291.88 and 8,522,253,607 is: 11,755,168,476.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,287,525,621.76 : 18,328,145,291.88 = 8,522,253,607 : x
  2. Step 2: Convert to fraction form
    13,287,525,621.76/18,328,145,291.88 = 8,522,253,607/x
  3. Step 3: Cross multiply
    13,287,525,621.76x = 18,328,145,291.88 × 8,522,253,607
  4. Step 4: Simplify right side
    13,287,525,621.76x = 156,197,102,323,344,408,576
  5. Step 5: Solve for x
    x = 156,197,102,323,344,408,576/13,287,525,621.76
  6. Step 6: Final answer
    x = 11,755,168,476.78

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1.5x scale

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.