Home / 546,268,814.40-819,403,221.60-488,873,186.40

Finding the Fourth Proportional to 546,268,814.40, 819,403,221.60 and 488,873,186.40

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Solution

The fourth proportional to 546,268,814.40, 819,403,221.60 and 488,873,186.40 is: 733,309,779.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,268,814.40 : 819,403,221.60 = 488,873,186.40 : x
  2. Step 2: Convert to fraction form
    546,268,814.40/819,403,221.60 = 488,873,186.40/x
  3. Step 3: Cross multiply
    546,268,814.40x = 819,403,221.60 × 488,873,186.40
  4. Step 4: Simplify right side
    546,268,814.40x = 400,584,263,890,017,280
  5. Step 5: Solve for x
    x = 400,584,263,890,017,280/546,268,814.40
  6. Step 6: Final answer
    x = 733,309,779.60

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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.