Home / 115,893,506,091.80-173,840,259,137.70-111,322,263,186.20

Finding the Fourth Proportional to 115,893,506,091.80, 173,840,259,137.70 and 111,322,263,186.20

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Solution

The fourth proportional to 115,893,506,091.80, 173,840,259,137.70 and 111,322,263,186.20 is: 166,983,394,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,893,506,091.80 : 173,840,259,137.70 = 111,322,263,186.20 : x
  2. Step 2: Convert to fraction form
    115,893,506,091.80/173,840,259,137.70 = 111,322,263,186.20/x
  3. Step 3: Cross multiply
    115,893,506,091.80x = 173,840,259,137.70 × 111,322,263,186.20
  4. Step 4: Simplify right side
    115,893,506,091.80x = 19,352,291,080,084,249,378,816
  5. Step 5: Solve for x
    x = 19,352,291,080,084,249,378,816/115,893,506,091.80
  6. Step 6: Final answer
    x = 166,983,394,779.30

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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.