Home / 169,764,055.35-254,620,499.19-108,779,378.55

Finding the Fourth Proportional to 169,764,055.35, 254,620,499.19 and 108,779,378.55

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Solution

The fourth proportional to 169,764,055.35, 254,620,499.19 and 108,779,378.55 is: 163,152,674.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,764,055.35 : 254,620,499.19 = 108,779,378.55 : x
  2. Step 2: Convert to fraction form
    169,764,055.35/254,620,499.19 = 108,779,378.55/x
  3. Step 3: Cross multiply
    169,764,055.35x = 254,620,499.19 × 108,779,378.55
  4. Step 4: Simplify right side
    169,764,055.35x = 27,697,459,667,978,976
  5. Step 5: Solve for x
    x = 27,697,459,667,978,976/169,764,055.35
  6. Step 6: Final answer
    x = 163,152,674.52

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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.