Home / 18,975,999,747.83-28,458,268,916.29-5,707,735,801.29

Finding the Fourth Proportional to 18,975,999,747.83, 28,458,268,916.29 and 5,707,735,801.29

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Solution

The fourth proportional to 18,975,999,747.83, 28,458,268,916.29 and 5,707,735,801.29 is: 8,559,879,979.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,975,999,747.83 : 28,458,268,916.29 = 5,707,735,801.29 : x
  2. Step 2: Convert to fraction form
    18,975,999,747.83/28,458,268,916.29 = 5,707,735,801.29/x
  3. Step 3: Cross multiply
    18,975,999,747.83x = 28,458,268,916.29 × 5,707,735,801.29
  4. Step 4: Simplify right side
    18,975,999,747.83x = 162,432,280,336,229,662,720
  5. Step 5: Solve for x
    x = 162,432,280,336,229,662,720/18,975,999,747.83
  6. Step 6: Final answer
    x = 8,559,879,979.70

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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.