Home / 260,321,893.83-359,243,227.98-142,849,189.92

Finding the Fourth Proportional to 260,321,893.83, 359,243,227.98 and 142,849,189.92

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Solution

The fourth proportional to 260,321,893.83, 359,243,227.98 and 142,849,189.92 is: 197,131,341.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,321,893.83 : 359,243,227.98 = 142,849,189.92 : x
  2. Step 2: Convert to fraction form
    260,321,893.83/359,243,227.98 = 142,849,189.92/x
  3. Step 3: Cross multiply
    260,321,893.83x = 359,243,227.98 × 142,849,189.92
  4. Step 4: Simplify right side
    260,321,893.83x = 51,317,604,101,188,872
  5. Step 5: Solve for x
    x = 51,317,604,101,188,872/260,321,893.83
  6. Step 6: Final answer
    x = 197,131,341.30

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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.