Home / 13,206,386,304.54-18,224,957,611.11-7,184,925,940.50

Finding the Fourth Proportional to 13,206,386,304.54, 18,224,957,611.11 and 7,184,925,940.50

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Solution

The fourth proportional to 13,206,386,304.54, 18,224,957,611.11 and 7,184,925,940.50 is: 9,915,276,418.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,206,386,304.54 : 18,224,957,611.11 = 7,184,925,940.50 : x
  2. Step 2: Convert to fraction form
    13,206,386,304.54/18,224,957,611.11 = 7,184,925,940.50/x
  3. Step 3: Cross multiply
    13,206,386,304.54x = 18,224,957,611.11 × 7,184,925,940.50
  4. Step 4: Simplify right side
    13,206,386,304.54x = 130,944,970,704,577,150,976
  5. Step 5: Solve for x
    x = 130,944,970,704,577,150,976/13,206,386,304.54
  6. Step 6: Final answer
    x = 9,915,276,418.92

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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.