Home / 76,314,084.60-114,303,165.30-45,969,022.20

Finding the Fourth Proportional to 76,314,084.60, 114,303,165.30 and 45,969,022.20

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Solution

The fourth proportional to 76,314,084.60, 114,303,165.30 and 45,969,022.20 is: 68,852,358.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,314,084.60 : 114,303,165.30 = 45,969,022.20 : x
  2. Step 2: Convert to fraction form
    76,314,084.60/114,303,165.30 = 45,969,022.20/x
  3. Step 3: Cross multiply
    76,314,084.60x = 114,303,165.30 × 45,969,022.20
  4. Step 4: Simplify right side
    76,314,084.60x = 5,254,404,743,205,970
  5. Step 5: Solve for x
    x = 5,254,404,743,205,970/76,314,084.60
  6. Step 6: Final answer
    x = 68,852,358.92

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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.