Home / 86,827,387.60-130,325,062.20-52,815,163.60

Finding the Fourth Proportional to 86,827,387.60, 130,325,062.20 and 52,815,163.60

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Solution

The fourth proportional to 86,827,387.60, 130,325,062.20 and 52,815,163.60 is: 79,273,829.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,827,387.60 : 130,325,062.20 = 52,815,163.60 : x
  2. Step 2: Convert to fraction form
    86,827,387.60/130,325,062.20 = 52,815,163.60/x
  3. Step 3: Cross multiply
    86,827,387.60x = 130,325,062.20 × 52,815,163.60
  4. Step 4: Simplify right side
    86,827,387.60x = 6,883,139,481,273,176
  5. Step 5: Solve for x
    x = 6,883,139,481,273,176/86,827,387.60
  6. Step 6: Final answer
    x = 79,273,829.05

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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.