Home / 127,891,015.75-191,754,044.23-50,175,773.98

Finding the Fourth Proportional to 127,891,015.75, 191,754,044.23 and 50,175,773.98

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Solution

The fourth proportional to 127,891,015.75, 191,754,044.23 and 50,175,773.98 is: 75,231,301.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,891,015.75 : 191,754,044.23 = 50,175,773.98 : x
  2. Step 2: Convert to fraction form
    127,891,015.75/191,754,044.23 = 50,175,773.98/x
  3. Step 3: Cross multiply
    127,891,015.75x = 191,754,044.23 × 50,175,773.98
  4. Step 4: Simplify right side
    127,891,015.75x = 9,621,407,583,035,402
  5. Step 5: Solve for x
    x = 9,621,407,583,035,402/127,891,015.75
  6. Step 6: Final answer
    x = 75,231,301.64

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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.