Home / 127,702,563.88-176,229,531.40-68,965,223.34

Finding the Fourth Proportional to 127,702,563.88, 176,229,531.40 and 68,965,223.34

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Solution

The fourth proportional to 127,702,563.88, 176,229,531.40 and 68,965,223.34 is: 95,172,004.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,702,563.88 : 176,229,531.40 = 68,965,223.34 : x
  2. Step 2: Convert to fraction form
    127,702,563.88/176,229,531.40 = 68,965,223.34/x
  3. Step 3: Cross multiply
    127,702,563.88x = 176,229,531.40 × 68,965,223.34
  4. Step 4: Simplify right side
    127,702,563.88x = 12,153,708,991,429,060
  5. Step 5: Solve for x
    x = 12,153,708,991,429,060/127,702,563.88
  6. Step 6: Final answer
    x = 95,172,004.56

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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.