Home / 294,136,959.64-405,895,910.90-168,599,157.28

Finding the Fourth Proportional to 294,136,959.64, 405,895,910.90 and 168,599,157.28

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Solution

The fourth proportional to 294,136,959.64, 405,895,910.90 and 168,599,157.28 is: 232,659,331.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,136,959.64 : 405,895,910.90 = 168,599,157.28 : x
  2. Step 2: Convert to fraction form
    294,136,959.64/405,895,910.90 = 168,599,157.28/x
  3. Step 3: Cross multiply
    294,136,959.64x = 405,895,910.90 × 168,599,157.28
  4. Step 4: Simplify right side
    294,136,959.64x = 68,433,708,521,137,960
  5. Step 5: Solve for x
    x = 68,433,708,521,137,960/294,136,959.64
  6. Step 6: Final answer
    x = 232,659,331.91

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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.