Home / 75,842,850.80-113,764,276.20-75,087,023.60

Finding the Fourth Proportional to 75,842,850.80, 113,764,276.20 and 75,087,023.60

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Solution

The fourth proportional to 75,842,850.80, 113,764,276.20 and 75,087,023.60 is: 112,630,535.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,842,850.80 : 113,764,276.20 = 75,087,023.60 : x
  2. Step 2: Convert to fraction form
    75,842,850.80/113,764,276.20 = 75,087,023.60/x
  3. Step 3: Cross multiply
    75,842,850.80x = 113,764,276.20 × 75,087,023.60
  4. Step 4: Simplify right side
    75,842,850.80x = 8,542,220,891,866,318
  5. Step 5: Solve for x
    x = 8,542,220,891,866,318/75,842,850.80
  6. Step 6: Final answer
    x = 112,630,535.40

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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.