Home / 504,117,540.40-756,176,310.60-322,569,713.20

Finding the Fourth Proportional to 504,117,540.40, 756,176,310.60 and 322,569,713.20

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Solution

The fourth proportional to 504,117,540.40, 756,176,310.60 and 322,569,713.20 is: 483,854,569.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,117,540.40 : 756,176,310.60 = 322,569,713.20 : x
  2. Step 2: Convert to fraction form
    504,117,540.40/756,176,310.60 = 322,569,713.20/x
  3. Step 3: Cross multiply
    504,117,540.40x = 756,176,310.60 × 322,569,713.20
  4. Step 4: Simplify right side
    504,117,540.40x = 243,919,575,638,876,128
  5. Step 5: Solve for x
    x = 243,919,575,638,876,128/504,117,540.40
  6. Step 6: Final answer
    x = 483,854,569.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.