Home / 264,555,057.06-396,848,030.58-80,328,543.28

Finding the Fourth Proportional to 264,555,057.06, 396,848,030.58 and 80,328,543.28

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Solution

The fourth proportional to 264,555,057.06, 396,848,030.58 and 80,328,543.28 is: 120,497,504.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,555,057.06 : 396,848,030.58 = 80,328,543.28 : x
  2. Step 2: Convert to fraction form
    264,555,057.06/396,848,030.58 = 80,328,543.28/x
  3. Step 3: Cross multiply
    264,555,057.06x = 396,848,030.58 × 80,328,543.28
  4. Step 4: Simplify right side
    264,555,057.06x = 31,878,224,199,036,172
  5. Step 5: Solve for x
    x = 31,878,224,199,036,172/264,555,057.06
  6. Step 6: Final answer
    x = 120,497,504.58

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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.