Home / 952,848,007.20-1,429,272,010.80-407,644,653.60

Finding the Fourth Proportional to 952,848,007.20, 1,429,272,010.80 and 407,644,653.60

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Solution

The fourth proportional to 952,848,007.20, 1,429,272,010.80 and 407,644,653.60 is: 611,466,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,848,007.20 : 1,429,272,010.80 = 407,644,653.60 : x
  2. Step 2: Convert to fraction form
    952,848,007.20/1,429,272,010.80 = 407,644,653.60/x
  3. Step 3: Cross multiply
    952,848,007.20x = 1,429,272,010.80 × 407,644,653.60
  4. Step 4: Simplify right side
    952,848,007.20x = 582,635,093,742,741,504
  5. Step 5: Solve for x
    x = 582,635,093,742,741,504/952,848,007.20
  6. Step 6: Final answer
    x = 611,466,980.40

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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.