Home / 187,031,321.90-258,111,195.30-104,525,104.22

Finding the Fourth Proportional to 187,031,321.90, 258,111,195.30 and 104,525,104.22

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Solution

The fourth proportional to 187,031,321.90, 258,111,195.30 and 104,525,104.22 is: 144,249,098.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,031,321.90 : 258,111,195.30 = 104,525,104.22 : x
  2. Step 2: Convert to fraction form
    187,031,321.90/258,111,195.30 = 104,525,104.22/x
  3. Step 3: Cross multiply
    187,031,321.90x = 258,111,195.30 × 104,525,104.22
  4. Step 4: Simplify right side
    187,031,321.90x = 26,979,099,589,081,276
  5. Step 5: Solve for x
    x = 26,979,099,589,081,276/187,031,321.90
  6. Step 6: Final answer
    x = 144,249,098.57

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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.