Home / 99,987,471.48-149,950,192.32-35,276,143.80

Finding the Fourth Proportional to 99,987,471.48, 149,950,192.32 and 35,276,143.80

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Solution

The fourth proportional to 99,987,471.48, 149,950,192.32 and 35,276,143.80 is: 52,903,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,987,471.48 : 149,950,192.32 = 35,276,143.80 : x
  2. Step 2: Convert to fraction form
    99,987,471.48/149,950,192.32 = 35,276,143.80/x
  3. Step 3: Cross multiply
    99,987,471.48x = 149,950,192.32 × 35,276,143.80
  4. Step 4: Simplify right side
    99,987,471.48x = 5,289,664,547,117,975
  5. Step 5: Solve for x
    x = 5,289,664,547,117,975/99,987,471.48
  6. Step 6: Final answer
    x = 52,903,273.47

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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.