Home / 199,959,171.60-299,938,757.40-56,352,003.60

Finding the Fourth Proportional to 199,959,171.60, 299,938,757.40 and 56,352,003.60

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Solution

The fourth proportional to 199,959,171.60, 299,938,757.40 and 56,352,003.60 is: 84,528,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,959,171.60 : 299,938,757.40 = 56,352,003.60 : x
  2. Step 2: Convert to fraction form
    199,959,171.60/299,938,757.40 = 56,352,003.60/x
  3. Step 3: Cross multiply
    199,959,171.60x = 299,938,757.40 × 56,352,003.60
  4. Step 4: Simplify right side
    199,959,171.60x = 16,902,149,936,784,326
  5. Step 5: Solve for x
    x = 16,902,149,936,784,326/199,959,171.60
  6. Step 6: Final answer
    x = 84,528,005.40

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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.