Home / 110,664,009.60-165,996,014.40-53,142,410.40

Finding the Fourth Proportional to 110,664,009.60, 165,996,014.40 and 53,142,410.40

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Solution

The fourth proportional to 110,664,009.60, 165,996,014.40 and 53,142,410.40 is: 79,713,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,664,009.60 : 165,996,014.40 = 53,142,410.40 : x
  2. Step 2: Convert to fraction form
    110,664,009.60/165,996,014.40 = 53,142,410.40/x
  3. Step 3: Cross multiply
    110,664,009.60x = 165,996,014.40 × 53,142,410.40
  4. Step 4: Simplify right side
    110,664,009.60x = 8,821,428,322,009,110
  5. Step 5: Solve for x
    x = 8,821,428,322,009,110/110,664,009.60
  6. Step 6: Final answer
    x = 79,713,615.60

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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.