Home / 124,775,067.96-187,090,559.46-38,490,308.28

Finding the Fourth Proportional to 124,775,067.96, 187,090,559.46 and 38,490,308.28

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Solution

The fourth proportional to 124,775,067.96, 187,090,559.46 and 38,490,308.28 is: 57,713,238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,775,067.96 : 187,090,559.46 = 38,490,308.28 : x
  2. Step 2: Convert to fraction form
    124,775,067.96/187,090,559.46 = 38,490,308.28/x
  3. Step 3: Cross multiply
    124,775,067.96x = 187,090,559.46 × 38,490,308.28
  4. Step 4: Simplify right side
    124,775,067.96x = 7,201,173,309,893,071
  5. Step 5: Solve for x
    x = 7,201,173,309,893,071/124,775,067.96
  6. Step 6: Final answer
    x = 57,713,238.93

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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.