Home / 127,891,010.16-191,754,035.85-50,175,768.39

Finding the Fourth Proportional to 127,891,010.16, 191,754,035.85 and 50,175,768.39

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Solution

The fourth proportional to 127,891,010.16, 191,754,035.85 and 50,175,768.39 is: 75,231,293.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,891,010.16 : 191,754,035.85 = 50,175,768.39 : x
  2. Step 2: Convert to fraction form
    127,891,010.16/191,754,035.85 = 50,175,768.39/x
  3. Step 3: Cross multiply
    127,891,010.16x = 191,754,035.85 × 50,175,768.39
  4. Step 4: Simplify right side
    127,891,010.16x = 9,621,406,090,657,356
  5. Step 5: Solve for x
    x = 9,621,406,090,657,356/127,891,010.16
  6. Step 6: Final answer
    x = 75,231,293.26

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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.