Home / 104,139,623.08-143,712,676.74-57,729,759.40

Finding the Fourth Proportional to 104,139,623.08, 143,712,676.74 and 57,729,759.40

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Solution

The fourth proportional to 104,139,623.08, 143,712,676.74 and 57,729,759.40 is: 79,667,066.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,139,623.08 : 143,712,676.74 = 57,729,759.40 : x
  2. Step 2: Convert to fraction form
    104,139,623.08/143,712,676.74 = 57,729,759.40/x
  3. Step 3: Cross multiply
    104,139,623.08x = 143,712,676.74 × 57,729,759.40
  4. Step 4: Simplify right side
    104,139,623.08x = 8,296,498,250,930,177
  5. Step 5: Solve for x
    x = 8,296,498,250,930,177/104,139,623.08
  6. Step 6: Final answer
    x = 79,667,066.25

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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.