Home / 181,823,380.86-272,775,372.03-52,420,892.61

Finding the Fourth Proportional to 181,823,380.86, 272,775,372.03 and 52,420,892.61

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Solution

The fourth proportional to 181,823,380.86, 272,775,372.03 and 52,420,892.61 is: 78,642,957.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,823,380.86 : 272,775,372.03 = 52,420,892.61 : x
  2. Step 2: Convert to fraction form
    181,823,380.86/272,775,372.03 = 52,420,892.61/x
  3. Step 3: Cross multiply
    181,823,380.86x = 272,775,372.03 × 52,420,892.61
  4. Step 4: Simplify right side
    181,823,380.86x = 14,299,128,483,837,426
  5. Step 5: Solve for x
    x = 14,299,128,483,837,426/181,823,380.86
  6. Step 6: Final answer
    x = 78,642,957.89

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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.