Home / 702,141,003.21-968,952,165.77-404,781,827.57

Finding the Fourth Proportional to 702,141,003.21, 968,952,165.77 and 404,781,827.57

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Solution

The fourth proportional to 702,141,003.21, 968,952,165.77 and 404,781,827.57 is: 558,597,527.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,141,003.21 : 968,952,165.77 = 404,781,827.57 : x
  2. Step 2: Convert to fraction form
    702,141,003.21/968,952,165.77 = 404,781,827.57/x
  3. Step 3: Cross multiply
    702,141,003.21x = 968,952,165.77 × 404,781,827.57
  4. Step 4: Simplify right side
    702,141,003.21x = 392,214,228,481,421,504
  5. Step 5: Solve for x
    x = 392,214,228,481,421,504/702,141,003.21
  6. Step 6: Final answer
    x = 558,597,527.69

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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.