Home / 127,579,679.70-191,397,513.15-41,322,066.90

Finding the Fourth Proportional to 127,579,679.70, 191,397,513.15 and 41,322,066.90

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Solution

The fourth proportional to 127,579,679.70, 191,397,513.15 and 41,322,066.90 is: 61,992,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,579,679.70 : 191,397,513.15 = 41,322,066.90 : x
  2. Step 2: Convert to fraction form
    127,579,679.70/191,397,513.15 = 41,322,066.90/x
  3. Step 3: Cross multiply
    127,579,679.70x = 191,397,513.15 × 41,322,066.90
  4. Step 4: Simplify right side
    127,579,679.70x = 7,908,940,842,877,930
  5. Step 5: Solve for x
    x = 7,908,940,842,877,930/127,579,679.70
  6. Step 6: Final answer
    x = 61,992,167.26

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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.