Home / 812,227,699,049.60-1,120,884,381,589.40-446,461,836,476.60

Finding the Fourth Proportional to 812,227,699,049.60, 1,120,884,381,589.40 and 446,461,836,476.60

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Solution

The fourth proportional to 812,227,699,049.60, 1,120,884,381,589.40 and 446,461,836,476.60 is: 616,122,917,339.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,227,699,049.60 : 1,120,884,381,589.40 = 446,461,836,476.60 : x
  2. Step 2: Convert to fraction form
    812,227,699,049.60/1,120,884,381,589.40 = 446,461,836,476.60/x
  3. Step 3: Cross multiply
    812,227,699,049.60x = 1,120,884,381,589.40 × 446,461,836,476.60
  4. Step 4: Simplify right side
    812,227,699,049.60x = 500,432,099,482,341,570,772,992
  5. Step 5: Solve for x
    x = 500,432,099,482,341,570,772,992/812,227,699,049.60
  6. Step 6: Final answer
    x = 616,122,917,339.44

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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.