Home / 127,739,953.44-191,609,910.54-30,695,662.17

Finding the Fourth Proportional to 127,739,953.44, 191,609,910.54 and 30,695,662.17

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Solution

The fourth proportional to 127,739,953.44, 191,609,910.54 and 30,695,662.17 is: 46,043,488.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,739,953.44 : 191,609,910.54 = 30,695,662.17 : x
  2. Step 2: Convert to fraction form
    127,739,953.44/191,609,910.54 = 30,695,662.17/x
  3. Step 3: Cross multiply
    127,739,953.44x = 191,609,910.54 × 30,695,662.17
  4. Step 4: Simplify right side
    127,739,953.44x = 5,881,593,082,359,762
  5. Step 5: Solve for x
    x = 5,881,593,082,359,762/127,739,953.44
  6. Step 6: Final answer
    x = 46,043,488.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.