Home / 468,141,009.10-646,034,580.78-259,310,603.92

Finding the Fourth Proportional to 468,141,009.10, 646,034,580.78 and 259,310,603.92

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Solution

The fourth proportional to 468,141,009.10, 646,034,580.78 and 259,310,603.92 is: 357,848,626.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,141,009.10 : 646,034,580.78 = 259,310,603.92 : x
  2. Step 2: Convert to fraction form
    468,141,009.10/646,034,580.78 = 259,310,603.92/x
  3. Step 3: Cross multiply
    468,141,009.10x = 646,034,580.78 × 259,310,603.92
  4. Step 4: Simplify right side
    468,141,009.10x = 167,523,617,295,265,824
  5. Step 5: Solve for x
    x = 167,523,617,295,265,824/468,141,009.10
  6. Step 6: Final answer
    x = 357,848,626.89

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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.