Home / 127,593,705.51-191,381,300.42-49,855,992.39

Finding the Fourth Proportional to 127,593,705.51, 191,381,300.42 and 49,855,992.39

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Solution

The fourth proportional to 127,593,705.51, 191,381,300.42 and 49,855,992.39 is: 74,780,371.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,593,705.51 : 191,381,300.42 = 49,855,992.39 : x
  2. Step 2: Convert to fraction form
    127,593,705.51/191,381,300.42 = 49,855,992.39/x
  3. Step 3: Cross multiply
    127,593,705.51x = 191,381,300.42 × 49,855,992.39
  4. Step 4: Simplify right side
    127,593,705.51x = 9,541,504,657,078,544
  5. Step 5: Solve for x
    x = 9,541,504,657,078,544/127,593,705.51
  6. Step 6: Final answer
    x = 74,780,371.17

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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.