Home / 366,985,167.20-550,477,750.80-327,348,994.40

Finding the Fourth Proportional to 366,985,167.20, 550,477,750.80 and 327,348,994.40

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Solution

The fourth proportional to 366,985,167.20, 550,477,750.80 and 327,348,994.40 is: 491,023,491.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,985,167.20 : 550,477,750.80 = 327,348,994.40 : x
  2. Step 2: Convert to fraction form
    366,985,167.20/550,477,750.80 = 327,348,994.40/x
  3. Step 3: Cross multiply
    366,985,167.20x = 550,477,750.80 × 327,348,994.40
  4. Step 4: Simplify right side
    366,985,167.20x = 180,198,338,163,953,760
  5. Step 5: Solve for x
    x = 180,198,338,163,953,760/366,985,167.20
  6. Step 6: Final answer
    x = 491,023,491.60

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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.