Home / 103,356,580.76-155,057,572.00-30,567,686.64

Finding the Fourth Proportional to 103,356,580.76, 155,057,572.00 and 30,567,686.64

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Solution

The fourth proportional to 103,356,580.76, 155,057,572.00 and 30,567,686.64 is: 45,858,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,356,580.76 : 155,057,572.00 = 30,567,686.64 : x
  2. Step 2: Convert to fraction form
    103,356,580.76/155,057,572.00 = 30,567,686.64/x
  3. Step 3: Cross multiply
    103,356,580.76x = 155,057,572.00 × 30,567,686.64
  4. Step 4: Simplify right side
    103,356,580.76x = 4,739,751,271,127,112
  5. Step 5: Solve for x
    x = 4,739,751,271,127,112/103,356,580.76
  6. Step 6: Final answer
    x = 45,858,243.73

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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.