Home / 127,739,769.88-191,606,903.80-35,621,053.60

Finding the Fourth Proportional to 127,739,769.88, 191,606,903.80 and 35,621,053.60

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Solution

The fourth proportional to 127,739,769.88, 191,606,903.80 and 35,621,053.60 is: 53,430,813.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,739,769.88 : 191,606,903.80 = 35,621,053.60 : x
  2. Step 2: Convert to fraction form
    127,739,769.88/191,606,903.80 = 35,621,053.60/x
  3. Step 3: Cross multiply
    127,739,769.88x = 191,606,903.80 × 35,621,053.60
  4. Step 4: Simplify right side
    127,739,769.88x = 6,825,239,790,389,844
  5. Step 5: Solve for x
    x = 6,825,239,790,389,844/127,739,769.88
  6. Step 6: Final answer
    x = 53,430,813.26

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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.