Home / 180,047,512.12-270,071,271.42-43,731,977.08

Finding the Fourth Proportional to 180,047,512.12, 270,071,271.42 and 43,731,977.08

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Solution

The fourth proportional to 180,047,512.12, 270,071,271.42 and 43,731,977.08 is: 65,597,966.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,047,512.12 : 270,071,271.42 = 43,731,977.08 : x
  2. Step 2: Convert to fraction form
    180,047,512.12/270,071,271.42 = 43,731,977.08/x
  3. Step 3: Cross multiply
    180,047,512.12x = 270,071,271.42 × 43,731,977.08
  4. Step 4: Simplify right side
    180,047,512.12x = 11,810,750,651,705,900
  5. Step 5: Solve for x
    x = 11,810,750,651,705,900/180,047,512.12
  6. Step 6: Final answer
    x = 65,597,966.41

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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.