Home / 166,482,004.20-249,723,006.30-163,612,222.80

Finding the Fourth Proportional to 166,482,004.20, 249,723,006.30 and 163,612,222.80

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Solution

The fourth proportional to 166,482,004.20, 249,723,006.30 and 163,612,222.80 is: 245,418,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,482,004.20 : 249,723,006.30 = 163,612,222.80 : x
  2. Step 2: Convert to fraction form
    166,482,004.20/249,723,006.30 = 163,612,222.80/x
  3. Step 3: Cross multiply
    166,482,004.20x = 249,723,006.30 × 163,612,222.80
  4. Step 4: Simplify right side
    166,482,004.20x = 40,857,736,145,041,408
  5. Step 5: Solve for x
    x = 40,857,736,145,041,408/166,482,004.20
  6. Step 6: Final answer
    x = 245,418,334.20

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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.