Home / 145,467,840,167.22-200,716,504,779.90-81,228,680,334.90

Finding the Fourth Proportional to 145,467,840,167.22, 200,716,504,779.90 and 81,228,680,334.90

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Solution

The fourth proportional to 145,467,840,167.22, 200,716,504,779.90 and 81,228,680,334.90 is: 112,079,321,353.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,467,840,167.22 : 200,716,504,779.90 = 81,228,680,334.90 : x
  2. Step 2: Convert to fraction form
    145,467,840,167.22/200,716,504,779.90 = 81,228,680,334.90/x
  3. Step 3: Cross multiply
    145,467,840,167.22x = 200,716,504,779.90 × 81,228,680,334.90
  4. Step 4: Simplify right side
    145,467,840,167.22x = 16,303,936,804,704,923,680,768
  5. Step 5: Solve for x
    x = 16,303,936,804,704,923,680,768/145,467,840,167.22
  6. Step 6: Final answer
    x = 112,079,321,353.52

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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.