Home / 100,513,662.82-150,779,178.45-27,730,443.60

Finding the Fourth Proportional to 100,513,662.82, 150,779,178.45 and 27,730,443.60

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Solution

The fourth proportional to 100,513,662.82, 150,779,178.45 and 27,730,443.60 is: 41,598,061.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,513,662.82 : 150,779,178.45 = 27,730,443.60 : x
  2. Step 2: Convert to fraction form
    100,513,662.82/150,779,178.45 = 27,730,443.60/x
  3. Step 3: Cross multiply
    100,513,662.82x = 150,779,178.45 × 27,730,443.60
  4. Step 4: Simplify right side
    100,513,662.82x = 4,181,173,504,062,060.50
  5. Step 5: Solve for x
    x = 4,181,173,504,062,060.50/100,513,662.82
  6. Step 6: Final answer
    x = 41,598,061.27

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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.