Home / 16,761,172,369.64-23,130,976,264.14-9,140,634,059.36

Finding the Fourth Proportional to 16,761,172,369.64, 23,130,976,264.14 and 9,140,634,059.36

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Solution

The fourth proportional to 16,761,172,369.64, 23,130,976,264.14 and 9,140,634,059.36 is: 12,614,379,519.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761,172,369.64 : 23,130,976,264.14 = 9,140,634,059.36 : x
  2. Step 2: Convert to fraction form
    16,761,172,369.64/23,130,976,264.14 = 9,140,634,059.36/x
  3. Step 3: Cross multiply
    16,761,172,369.64x = 23,130,976,264.14 × 9,140,634,059.36
  4. Step 4: Simplify right side
    16,761,172,369.64x = 211,431,789,466,245,824,512
  5. Step 5: Solve for x
    x = 211,431,789,466,245,824,512/16,761,172,369.64
  6. Step 6: Final answer
    x = 12,614,379,519.73

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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.