Home / 99,004,716.72-136,615,428.23-54,953,572.23

Finding the Fourth Proportional to 99,004,716.72, 136,615,428.23 and 54,953,572.23

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Solution

The fourth proportional to 99,004,716.72, 136,615,428.23 and 54,953,572.23 is: 75,829,779.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,004,716.72 : 136,615,428.23 = 54,953,572.23 : x
  2. Step 2: Convert to fraction form
    99,004,716.72/136,615,428.23 = 54,953,572.23/x
  3. Step 3: Cross multiply
    99,004,716.72x = 136,615,428.23 × 54,953,572.23
  4. Step 4: Simplify right side
    99,004,716.72x = 7,507,505,802,694,917
  5. Step 5: Solve for x
    x = 7,507,505,802,694,917/99,004,716.72
  6. Step 6: Final answer
    x = 75,829,779.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.