Home / 218,465,971.96-301,487,485.60-119,353,138.88

Finding the Fourth Proportional to 218,465,971.96, 301,487,485.60 and 119,353,138.88

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Solution

The fourth proportional to 218,465,971.96, 301,487,485.60 and 119,353,138.88 is: 164,709,759.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,465,971.96 : 301,487,485.60 = 119,353,138.88 : x
  2. Step 2: Convert to fraction form
    218,465,971.96/301,487,485.60 = 119,353,138.88/x
  3. Step 3: Cross multiply
    218,465,971.96x = 301,487,485.60 × 119,353,138.88
  4. Step 4: Simplify right side
    218,465,971.96x = 35,983,477,739,398,800
  5. Step 5: Solve for x
    x = 35,983,477,739,398,800/218,465,971.96
  6. Step 6: Final answer
    x = 164,709,759.68

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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.