Home / 101,970,234.29-140,718,943.57-55,560,488.21

Finding the Fourth Proportional to 101,970,234.29, 140,718,943.57 and 55,560,488.21

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Solution

The fourth proportional to 101,970,234.29, 140,718,943.57 and 55,560,488.21 is: 76,673,484.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,970,234.29 : 140,718,943.57 = 55,560,488.21 : x
  2. Step 2: Convert to fraction form
    101,970,234.29/140,718,943.57 = 55,560,488.21/x
  3. Step 3: Cross multiply
    101,970,234.29x = 140,718,943.57 × 55,560,488.21
  4. Step 4: Simplify right side
    101,970,234.29x = 7,818,413,205,407,500
  5. Step 5: Solve for x
    x = 7,818,413,205,407,500/101,970,234.29
  6. Step 6: Final answer
    x = 76,673,484.77

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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.