Home / 497,932,685.60-746,899,028.40-253,044,672.80

Finding the Fourth Proportional to 497,932,685.60, 746,899,028.40 and 253,044,672.80

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Solution

The fourth proportional to 497,932,685.60, 746,899,028.40 and 253,044,672.80 is: 379,567,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,932,685.60 : 746,899,028.40 = 253,044,672.80 : x
  2. Step 2: Convert to fraction form
    497,932,685.60/746,899,028.40 = 253,044,672.80/x
  3. Step 3: Cross multiply
    497,932,685.60x = 746,899,028.40 × 253,044,672.80
  4. Step 4: Simplify right side
    497,932,685.60x = 188,998,820,256,115,904
  5. Step 5: Solve for x
    x = 188,998,820,256,115,904/497,932,685.60
  6. Step 6: Final answer
    x = 379,567,009.20

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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.