Home / 7,884,864,009.60-11,827,296,014.40-4,015,028,745.60

Finding the Fourth Proportional to 7,884,864,009.60, 11,827,296,014.40 and 4,015,028,745.60

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Solution

The fourth proportional to 7,884,864,009.60, 11,827,296,014.40 and 4,015,028,745.60 is: 6,022,543,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,864,009.60 : 11,827,296,014.40 = 4,015,028,745.60 : x
  2. Step 2: Convert to fraction form
    7,884,864,009.60/11,827,296,014.40 = 4,015,028,745.60/x
  3. Step 3: Cross multiply
    7,884,864,009.60x = 11,827,296,014.40 × 4,015,028,745.60
  4. Step 4: Simplify right side
    7,884,864,009.60x = 47,486,933,480,536,309,760
  5. Step 5: Solve for x
    x = 47,486,933,480,536,309,760/7,884,864,009.60
  6. Step 6: Final answer
    x = 6,022,543,118.40

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1.5x scale

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.