Home / 14,128,992,004.40-21,147,571,504.20-14,128,992,004.40

Finding the Fourth Proportional to 14,128,992,004.40, 21,147,571,504.20 and 14,128,992,004.40

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Solution

The fourth proportional to 14,128,992,004.40, 21,147,571,504.20 and 14,128,992,004.40 is: 21,147,571,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,128,992,004.40 : 21,147,571,504.20 = 14,128,992,004.40 : x
  2. Step 2: Convert to fraction form
    14,128,992,004.40/21,147,571,504.20 = 14,128,992,004.40/x
  3. Step 3: Cross multiply
    14,128,992,004.40x = 21,147,571,504.20 × 14,128,992,004.40
  4. Step 4: Simplify right side
    14,128,992,004.40x = 298,793,868,695,319,085,056
  5. Step 5: Solve for x
    x = 298,793,868,695,319,085,056/14,128,992,004.40
  6. Step 6: Final answer
    x = 21,147,571,504.20

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1.5x scale

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.