Home / 330,176,284.20-495,264,426.30-221,337,167.40

Finding the Fourth Proportional to 330,176,284.20, 495,264,426.30 and 221,337,167.40

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Solution

The fourth proportional to 330,176,284.20, 495,264,426.30 and 221,337,167.40 is: 332,005,751.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,176,284.20 : 495,264,426.30 = 221,337,167.40 : x
  2. Step 2: Convert to fraction form
    330,176,284.20/495,264,426.30 = 221,337,167.40/x
  3. Step 3: Cross multiply
    330,176,284.20x = 495,264,426.30 × 221,337,167.40
  4. Step 4: Simplify right side
    330,176,284.20x = 109,620,425,231,228,064
  5. Step 5: Solve for x
    x = 109,620,425,231,228,064/330,176,284.20
  6. Step 6: Final answer
    x = 332,005,751.10

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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.