Home / 74,198,404.68-111,243,798.61-49,877,007.31

Finding the Fourth Proportional to 74,198,404.68, 111,243,798.61 and 49,877,007.31

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Solution

The fourth proportional to 74,198,404.68, 111,243,798.61 and 49,877,007.31 is: 74,779,340.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,198,404.68 : 111,243,798.61 = 49,877,007.31 : x
  2. Step 2: Convert to fraction form
    74,198,404.68/111,243,798.61 = 49,877,007.31/x
  3. Step 3: Cross multiply
    74,198,404.68x = 111,243,798.61 × 49,877,007.31
  4. Step 4: Simplify right side
    74,198,404.68x = 5,548,507,756,463,138
  5. Step 5: Solve for x
    x = 5,548,507,756,463,138/74,198,404.68
  6. Step 6: Final answer
    x = 74,779,340.34

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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.