Home / 19,471,103,999.40-29,206,655,999.10-11,731,433,471.40

Finding the Fourth Proportional to 19,471,103,999.40, 29,206,655,999.10 and 11,731,433,471.40

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Solution

The fourth proportional to 19,471,103,999.40, 29,206,655,999.10 and 11,731,433,471.40 is: 17,597,150,207.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,471,103,999.40 : 29,206,655,999.10 = 11,731,433,471.40 : x
  2. Step 2: Convert to fraction form
    19,471,103,999.40/29,206,655,999.10 = 11,731,433,471.40/x
  3. Step 3: Cross multiply
    19,471,103,999.40x = 29,206,655,999.10 × 11,731,433,471.40
  4. Step 4: Simplify right side
    19,471,103,999.40x = 342,635,941,775,507,324,928
  5. Step 5: Solve for x
    x = 342,635,941,775,507,324,928/19,471,103,999.40
  6. Step 6: Final answer
    x = 17,597,150,207.10

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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.