Home / 79,413,359.94-119,139,189.93-27,590,420.16

Finding the Fourth Proportional to 79,413,359.94, 119,139,189.93 and 27,590,420.16

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Solution

The fourth proportional to 79,413,359.94, 119,139,189.93 and 27,590,420.16 is: 41,392,283.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,413,359.94 : 119,139,189.93 = 27,590,420.16 : x
  2. Step 2: Convert to fraction form
    79,413,359.94/119,139,189.93 = 27,590,420.16/x
  3. Step 3: Cross multiply
    79,413,359.94x = 119,139,189.93 × 27,590,420.16
  4. Step 4: Simplify right side
    79,413,359.94x = 3,287,100,307,690,741
  5. Step 5: Solve for x
    x = 3,287,100,307,690,741/79,413,359.94
  6. Step 6: Final answer
    x = 41,392,283.49

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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.