Home / 2,156,624,315.20-3,234,936,472.80-2,113,626,145.60

Finding the Fourth Proportional to 2,156,624,315.20, 3,234,936,472.80 and 2,113,626,145.60

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Solution

The fourth proportional to 2,156,624,315.20, 3,234,936,472.80 and 2,113,626,145.60 is: 3,170,439,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,624,315.20 : 3,234,936,472.80 = 2,113,626,145.60 : x
  2. Step 2: Convert to fraction form
    2,156,624,315.20/3,234,936,472.80 = 2,113,626,145.60/x
  3. Step 3: Cross multiply
    2,156,624,315.20x = 3,234,936,472.80 × 2,113,626,145.60
  4. Step 4: Simplify right side
    2,156,624,315.20x = 6,837,446,308,265,123,840
  5. Step 5: Solve for x
    x = 6,837,446,308,265,123,840/2,156,624,315.20
  6. Step 6: Final answer
    x = 3,170,439,218.40

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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.