Home / 20,017,846,706.34-27,622,802,562.41-11,878,247,339.67

Finding the Fourth Proportional to 20,017,846,706.34, 27,622,802,562.41 and 11,878,247,339.67

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Solution

The fourth proportional to 20,017,846,706.34, 27,622,802,562.41 and 11,878,247,339.67 is: 16,390,897,875.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,017,846,706.34 : 27,622,802,562.41 = 11,878,247,339.67 : x
  2. Step 2: Convert to fraction form
    20,017,846,706.34/27,622,802,562.41 = 11,878,247,339.67/x
  3. Step 3: Cross multiply
    20,017,846,706.34x = 27,622,802,562.41 × 11,878,247,339.67
  4. Step 4: Simplify right side
    20,017,846,706.34x = 328,110,481,051,116,830,720
  5. Step 5: Solve for x
    x = 328,110,481,051,116,830,720/20,017,846,706.34
  6. Step 6: Final answer
    x = 16,390,897,875.50

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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.