Home / 200,262,525.96-299,855,595.54-127,083,100.26

Finding the Fourth Proportional to 200,262,525.96, 299,855,595.54 and 127,083,100.26

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Solution

The fourth proportional to 200,262,525.96, 299,855,595.54 and 127,083,100.26 is: 190,283,122.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,262,525.96 : 299,855,595.54 = 127,083,100.26 : x
  2. Step 2: Convert to fraction form
    200,262,525.96/299,855,595.54 = 127,083,100.26/x
  3. Step 3: Cross multiply
    200,262,525.96x = 299,855,595.54 × 127,083,100.26
  4. Step 4: Simplify right side
    200,262,525.96x = 38,106,578,711,531,832
  5. Step 5: Solve for x
    x = 38,106,578,711,531,832/200,262,525.96
  6. Step 6: Final answer
    x = 190,283,122.26

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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.