Home / 220,308,909.40-330,463,364.10-196,500,352.60

Finding the Fourth Proportional to 220,308,909.40, 330,463,364.10 and 196,500,352.60

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Solution

The fourth proportional to 220,308,909.40, 330,463,364.10 and 196,500,352.60 is: 294,750,528.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,308,909.40 : 330,463,364.10 = 196,500,352.60 : x
  2. Step 2: Convert to fraction form
    220,308,909.40/330,463,364.10 = 196,500,352.60/x
  3. Step 3: Cross multiply
    220,308,909.40x = 330,463,364.10 × 196,500,352.60
  4. Step 4: Simplify right side
    220,308,909.40x = 64,936,167,567,032,184
  5. Step 5: Solve for x
    x = 64,936,167,567,032,184/220,308,909.40
  6. Step 6: Final answer
    x = 294,750,528.90

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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.