Home / 103,442,048.36-155,179,015.76-35,268,796.88

Finding the Fourth Proportional to 103,442,048.36, 155,179,015.76 and 35,268,796.88

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Solution

The fourth proportional to 103,442,048.36, 155,179,015.76 and 35,268,796.88 is: 52,908,631.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,442,048.36 : 155,179,015.76 = 35,268,796.88 : x
  2. Step 2: Convert to fraction form
    103,442,048.36/155,179,015.76 = 35,268,796.88/x
  3. Step 3: Cross multiply
    103,442,048.36x = 155,179,015.76 × 35,268,796.88
  4. Step 4: Simplify right side
    103,442,048.36x = 5,472,977,186,190,035
  5. Step 5: Solve for x
    x = 5,472,977,186,190,035/103,442,048.36
  6. Step 6: Final answer
    x = 52,908,631.19

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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.