Home / 127,905,606.30-191,858,409.45-119,339,564.70

Finding the Fourth Proportional to 127,905,606.30, 191,858,409.45 and 119,339,564.70

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Solution

The fourth proportional to 127,905,606.30, 191,858,409.45 and 119,339,564.70 is: 179,009,347.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,905,606.30 : 191,858,409.45 = 119,339,564.70 : x
  2. Step 2: Convert to fraction form
    127,905,606.30/191,858,409.45 = 119,339,564.70/x
  3. Step 3: Cross multiply
    127,905,606.30x = 191,858,409.45 × 119,339,564.70
  4. Step 4: Simplify right side
    127,905,606.30x = 22,896,299,067,797,364
  5. Step 5: Solve for x
    x = 22,896,299,067,797,364/127,905,606.30
  6. Step 6: Final answer
    x = 179,009,347.05

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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.