Home / 78,546,980.35-117,839,016.28-24,694,292.35

Finding the Fourth Proportional to 78,546,980.35, 117,839,016.28 and 24,694,292.35

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Solution

The fourth proportional to 78,546,980.35, 117,839,016.28 and 24,694,292.35 is: 37,047,269.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,546,980.35 : 117,839,016.28 = 24,694,292.35 : x
  2. Step 2: Convert to fraction form
    78,546,980.35/117,839,016.28 = 24,694,292.35/x
  3. Step 3: Cross multiply
    78,546,980.35x = 117,839,016.28 × 24,694,292.35
  4. Step 4: Simplify right side
    78,546,980.35x = 2,909,951,117,665,534.50
  5. Step 5: Solve for x
    x = 2,909,951,117,665,534.50/78,546,980.35
  6. Step 6: Final answer
    x = 37,047,269.10

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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.