Home / 15,929,152,239.99-21,982,232,243.43-8,792,567,398.83

Finding the Fourth Proportional to 15,929,152,239.99, 21,982,232,243.43 and 8,792,567,398.83

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Solution

The fourth proportional to 15,929,152,239.99, 21,982,232,243.43 and 8,792,567,398.83 is: 12,133,744,198.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929,152,239.99 : 21,982,232,243.43 = 8,792,567,398.83 : x
  2. Step 2: Convert to fraction form
    15,929,152,239.99/21,982,232,243.43 = 8,792,567,398.83/x
  3. Step 3: Cross multiply
    15,929,152,239.99x = 21,982,232,243.43 × 8,792,567,398.83
  4. Step 4: Simplify right side
    15,929,152,239.99x = 193,280,258,576,940,597,248
  5. Step 5: Solve for x
    x = 193,280,258,576,940,597,248/15,929,152,239.99
  6. Step 6: Final answer
    x = 12,133,744,198.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.