Home / 11,889,747,117.20-17,834,620,675.80-3,608,620,878.80

Finding the Fourth Proportional to 11,889,747,117.20, 17,834,620,675.80 and 3,608,620,878.80

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Solution

The fourth proportional to 11,889,747,117.20, 17,834,620,675.80 and 3,608,620,878.80 is: 5,412,931,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,747,117.20 : 17,834,620,675.80 = 3,608,620,878.80 : x
  2. Step 2: Convert to fraction form
    11,889,747,117.20/17,834,620,675.80 = 3,608,620,878.80/x
  3. Step 3: Cross multiply
    11,889,747,117.20x = 17,834,620,675.80 × 3,608,620,878.80
  4. Step 4: Simplify right side
    11,889,747,117.20x = 64,358,384,536,170,045,440
  5. Step 5: Solve for x
    x = 64,358,384,536,170,045,440/11,889,747,117.20
  6. Step 6: Final answer
    x = 5,412,931,318.20

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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.