Home / 504,439,779-756,878,112.88-270,998,119.60

Finding the Fourth Proportional to 504,439,779, 756,878,112.88 and 270,998,119.60

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Solution

The fourth proportional to 504,439,779, 756,878,112.88 and 270,998,119.60 is: 406,614,533.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,439,779 : 756,878,112.88 = 270,998,119.60 : x
  2. Step 2: Convert to fraction form
    504,439,779/756,878,112.88 = 270,998,119.60/x
  3. Step 3: Cross multiply
    504,439,779x = 756,878,112.88 × 270,998,119.60
  4. Step 4: Simplify right side
    504,439,779x = 205,112,545,356,876,544
  5. Step 5: Solve for x
    x = 205,112,545,356,876,544/504,439,779
  6. Step 6: Final answer
    x = 406,614,533.38

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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.