Home / 11,889,747,128.70-17,834,620,693.05-3,608,620,890.30

Finding the Fourth Proportional to 11,889,747,128.70, 17,834,620,693.05 and 3,608,620,890.30

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Solution

The fourth proportional to 11,889,747,128.70, 17,834,620,693.05 and 3,608,620,890.30 is: 5,412,931,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889,747,128.70 : 17,834,620,693.05 = 3,608,620,890.30 : x
  2. Step 2: Convert to fraction form
    11,889,747,128.70/17,834,620,693.05 = 3,608,620,890.30/x
  3. Step 3: Cross multiply
    11,889,747,128.70x = 17,834,620,693.05 × 3,608,620,890.30
  4. Step 4: Simplify right side
    11,889,747,128.70x = 64,358,384,803,516,891,136
  5. Step 5: Solve for x
    x = 64,358,384,803,516,891,136/11,889,747,128.70
  6. Step 6: Final answer
    x = 5,412,931,335.45

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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.