Home / 695,815,840.40-1,043,719,613.40-178,245,280.40

Finding the Fourth Proportional to 695,815,840.40, 1,043,719,613.40 and 178,245,280.40

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Solution

The fourth proportional to 695,815,840.40, 1,043,719,613.40 and 178,245,280.40 is: 267,366,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,815,840.40 : 1,043,719,613.40 = 178,245,280.40 : x
  2. Step 2: Convert to fraction form
    695,815,840.40/1,043,719,613.40 = 178,245,280.40/x
  3. Step 3: Cross multiply
    695,815,840.40x = 1,043,719,613.40 × 178,245,280.40
  4. Step 4: Simplify right side
    695,815,840.40x = 186,038,095,149,462,592
  5. Step 5: Solve for x
    x = 186,038,095,149,462,592/695,815,840.40
  6. Step 6: Final answer
    x = 267,366,858.22

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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.