Home / 810,691,594.58-1,118,756,049.06-439,413,877.46

Finding the Fourth Proportional to 810,691,594.58, 1,118,756,049.06 and 439,413,877.46

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Solution

The fourth proportional to 810,691,594.58, 1,118,756,049.06 and 439,413,877.46 is: 606,392,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,691,594.58 : 1,118,756,049.06 = 439,413,877.46 : x
  2. Step 2: Convert to fraction form
    810,691,594.58/1,118,756,049.06 = 439,413,877.46/x
  3. Step 3: Cross multiply
    810,691,594.58x = 1,118,756,049.06 × 439,413,877.46
  4. Step 4: Simplify right side
    810,691,594.58x = 491,596,933,443,690,752
  5. Step 5: Solve for x
    x = 491,596,933,443,690,752/810,691,594.58
  6. Step 6: Final answer
    x = 606,392,044.44

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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.