Home / 111,875,775.64-154,380,634.66-61,637,799.82

Finding the Fourth Proportional to 111,875,775.64, 154,380,634.66 and 61,637,799.82

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Solution

The fourth proportional to 111,875,775.64, 154,380,634.66 and 61,637,799.82 is: 85,055,791.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,875,775.64 : 154,380,634.66 = 61,637,799.82 : x
  2. Step 2: Convert to fraction form
    111,875,775.64/154,380,634.66 = 61,637,799.82/x
  3. Step 3: Cross multiply
    111,875,775.64x = 154,380,634.66 × 61,637,799.82
  4. Step 4: Simplify right side
    111,875,775.64x = 9,515,682,654,804,074
  5. Step 5: Solve for x
    x = 9,515,682,654,804,074/111,875,775.64
  6. Step 6: Final answer
    x = 85,055,791.57

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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.