Home / 99,618,579.04-149,287,402.56-47,040,150.08

Finding the Fourth Proportional to 99,618,579.04, 149,287,402.56 and 47,040,150.08

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Solution

The fourth proportional to 99,618,579.04, 149,287,402.56 and 47,040,150.08 is: 70,493,896.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,618,579.04 : 149,287,402.56 = 47,040,150.08 : x
  2. Step 2: Convert to fraction form
    99,618,579.04/149,287,402.56 = 47,040,150.08/x
  3. Step 3: Cross multiply
    99,618,579.04x = 149,287,402.56 × 47,040,150.08
  4. Step 4: Simplify right side
    99,618,579.04x = 7,022,501,821,475,776
  5. Step 5: Solve for x
    x = 7,022,501,821,475,776/99,618,579.04
  6. Step 6: Final answer
    x = 70,493,896.71

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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.