Home / 264,570,847.53-396,830,609.52-80,339,917.42

Finding the Fourth Proportional to 264,570,847.53, 396,830,609.52 and 80,339,917.42

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Solution

The fourth proportional to 264,570,847.53, 396,830,609.52 and 80,339,917.42 is: 120,502,083.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,570,847.53 : 396,830,609.52 = 80,339,917.42 : x
  2. Step 2: Convert to fraction form
    264,570,847.53/396,830,609.52 = 80,339,917.42/x
  3. Step 3: Cross multiply
    264,570,847.53x = 396,830,609.52 × 80,339,917.42
  4. Step 4: Simplify right side
    264,570,847.53x = 31,881,338,398,565,064
  5. Step 5: Solve for x
    x = 31,881,338,398,565,064/264,570,847.53
  6. Step 6: Final answer
    x = 120,502,083.64

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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.