Home / 417,459,719.45-576,105,662.97-245,612,795.01

Finding the Fourth Proportional to 417,459,719.45, 576,105,662.97 and 245,612,795.01

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Solution

The fourth proportional to 417,459,719.45, 576,105,662.97 and 245,612,795.01 is: 338,952,276.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,459,719.45 : 576,105,662.97 = 245,612,795.01 : x
  2. Step 2: Convert to fraction form
    417,459,719.45/576,105,662.97 = 245,612,795.01/x
  3. Step 3: Cross multiply
    417,459,719.45x = 576,105,662.97 × 245,612,795.01
  4. Step 4: Simplify right side
    417,459,719.45x = 141,498,922,103,150,752
  5. Step 5: Solve for x
    x = 141,498,922,103,150,752/417,459,719.45
  6. Step 6: Final answer
    x = 338,952,276.14

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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.