Home / 297,217,603.20-445,826,404.80-180,820,214.40

Finding the Fourth Proportional to 297,217,603.20, 445,826,404.80 and 180,820,214.40

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Solution

The fourth proportional to 297,217,603.20, 445,826,404.80 and 180,820,214.40 is: 271,230,321.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,217,603.20 : 445,826,404.80 = 180,820,214.40 : x
  2. Step 2: Convert to fraction form
    297,217,603.20/445,826,404.80 = 180,820,214.40/x
  3. Step 3: Cross multiply
    297,217,603.20x = 445,826,404.80 × 180,820,214.40
  4. Step 4: Simplify right side
    297,217,603.20x = 80,614,426,101,117,200
  5. Step 5: Solve for x
    x = 80,614,426,101,117,200/297,217,603.20
  6. Step 6: Final answer
    x = 271,230,321.60

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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.