Home / 445,697,309.62-615,081,496.91-247,458,814.18

Finding the Fourth Proportional to 445,697,309.62, 615,081,496.91 and 247,458,814.18

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Solution

The fourth proportional to 445,697,309.62, 615,081,496.91 and 247,458,814.18 is: 341,503,829.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,697,309.62 : 615,081,496.91 = 247,458,814.18 : x
  2. Step 2: Convert to fraction form
    445,697,309.62/615,081,496.91 = 247,458,814.18/x
  3. Step 3: Cross multiply
    445,697,309.62x = 615,081,496.91 × 247,458,814.18
  4. Step 4: Simplify right side
    445,697,309.62x = 152,207,337,849,407,936
  5. Step 5: Solve for x
    x = 152,207,337,849,407,936/445,697,309.62
  6. Step 6: Final answer
    x = 341,503,829.09

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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.