Home / 445,697,308.62-615,081,495.53-247,458,813.18

Finding the Fourth Proportional to 445,697,308.62, 615,081,495.53 and 247,458,813.18

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Solution

The fourth proportional to 445,697,308.62, 615,081,495.53 and 247,458,813.18 is: 341,503,827.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,697,308.62 : 615,081,495.53 = 247,458,813.18 : x
  2. Step 2: Convert to fraction form
    445,697,308.62/615,081,495.53 = 247,458,813.18/x
  3. Step 3: Cross multiply
    445,697,308.62x = 615,081,495.53 × 247,458,813.18
  4. Step 4: Simplify right side
    445,697,308.62x = 152,207,336,891,595,968
  5. Step 5: Solve for x
    x = 152,207,336,891,595,968/445,697,308.62
  6. Step 6: Final answer
    x = 341,503,827.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.