Home / 165,356,254.76-228,189,820.61-91,015,225.88

Finding the Fourth Proportional to 165,356,254.76, 228,189,820.61 and 91,015,225.88

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Solution

The fourth proportional to 165,356,254.76, 228,189,820.61 and 91,015,225.88 is: 125,600,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,356,254.76 : 228,189,820.61 = 91,015,225.88 : x
  2. Step 2: Convert to fraction form
    165,356,254.76/228,189,820.61 = 91,015,225.88/x
  3. Step 3: Cross multiply
    165,356,254.76x = 228,189,820.61 × 91,015,225.88
  4. Step 4: Simplify right side
    165,356,254.76x = 20,768,748,065,422,420
  5. Step 5: Solve for x
    x = 20,768,748,065,422,420/165,356,254.76
  6. Step 6: Final answer
    x = 125,600,014.93

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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.