Home / 74,198,484-111,243,917.64-49,877,086.68

Finding the Fourth Proportional to 74,198,484, 111,243,917.64 and 49,877,086.68

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Solution

The fourth proportional to 74,198,484, 111,243,917.64 and 49,877,086.68 is: 74,779,459.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,198,484 : 111,243,917.64 = 49,877,086.68 : x
  2. Step 2: Convert to fraction form
    74,198,484/111,243,917.64 = 49,877,086.68/x
  3. Step 3: Cross multiply
    74,198,484x = 111,243,917.64 × 49,877,086.68
  4. Step 4: Simplify right side
    74,198,484x = 5,548,522,522,753,061
  5. Step 5: Solve for x
    x = 5,548,522,522,753,061/74,198,484
  6. Step 6: Final answer
    x = 74,779,459.41

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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.