Home / 437,080,928.80-655,654,570.80-130,349,101.60

Finding the Fourth Proportional to 437,080,928.80, 655,654,570.80 and 130,349,101.60

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Solution

The fourth proportional to 437,080,928.80, 655,654,570.80 and 130,349,101.60 is: 195,533,546.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,080,928.80 : 655,654,570.80 = 130,349,101.60 : x
  2. Step 2: Convert to fraction form
    437,080,928.80/655,654,570.80 = 130,349,101.60/x
  3. Step 3: Cross multiply
    437,080,928.80x = 655,654,570.80 × 130,349,101.60
  4. Step 4: Simplify right side
    437,080,928.80x = 85,463,984,263,713,584
  5. Step 5: Solve for x
    x = 85,463,984,263,713,584/437,080,928.80
  6. Step 6: Final answer
    x = 195,533,546.84

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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.