Home / 330,176,267.70-495,264,401.55-221,337,150.90

Finding the Fourth Proportional to 330,176,267.70, 495,264,401.55 and 221,337,150.90

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Solution

The fourth proportional to 330,176,267.70, 495,264,401.55 and 221,337,150.90 is: 332,005,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,176,267.70 : 495,264,401.55 = 221,337,150.90 : x
  2. Step 2: Convert to fraction form
    330,176,267.70/495,264,401.55 = 221,337,150.90/x
  3. Step 3: Cross multiply
    330,176,267.70x = 495,264,401.55 × 221,337,150.90
  4. Step 4: Simplify right side
    330,176,267.70x = 109,620,411,581,270,544
  5. Step 5: Solve for x
    x = 109,620,411,581,270,544/330,176,267.70
  6. Step 6: Final answer
    x = 332,005,726.35

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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.