Home / 535,067,466.40-802,601,199.60-453,438,128.80

Finding the Fourth Proportional to 535,067,466.40, 802,601,199.60 and 453,438,128.80

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Solution

The fourth proportional to 535,067,466.40, 802,601,199.60 and 453,438,128.80 is: 680,157,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,067,466.40 : 802,601,199.60 = 453,438,128.80 : x
  2. Step 2: Convert to fraction form
    535,067,466.40/802,601,199.60 = 453,438,128.80/x
  3. Step 3: Cross multiply
    535,067,466.40x = 802,601,199.60 × 453,438,128.80
  4. Step 4: Simplify right side
    535,067,466.40x = 363,929,986,119,259,328
  5. Step 5: Solve for x
    x = 363,929,986,119,259,328/535,067,466.40
  6. Step 6: Final answer
    x = 680,157,193.20

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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.