Home / 165,356,239.93-228,189,800.24-91,015,211.05

Finding the Fourth Proportional to 165,356,239.93, 228,189,800.24 and 91,015,211.05

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Solution

The fourth proportional to 165,356,239.93, 228,189,800.24 and 91,015,211.05 is: 125,599,994.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,356,239.93 : 228,189,800.24 = 91,015,211.05 : x
  2. Step 2: Convert to fraction form
    165,356,239.93/228,189,800.24 = 91,015,211.05/x
  3. Step 3: Cross multiply
    165,356,239.93x = 228,189,800.24 × 91,015,211.05
  4. Step 4: Simplify right side
    165,356,239.93x = 20,768,742,827,387,532
  5. Step 5: Solve for x
    x = 20,768,742,827,387,532/165,356,239.93
  6. Step 6: Final answer
    x = 125,599,994.51

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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.