Home / 651,354,717.27-898,876,453.44-353,996,974.83

Finding the Fourth Proportional to 651,354,717.27, 898,876,453.44 and 353,996,974.83

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Solution

The fourth proportional to 651,354,717.27, 898,876,453.44 and 353,996,974.83 is: 488,519,598.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,354,717.27 : 898,876,453.44 = 353,996,974.83 : x
  2. Step 2: Convert to fraction form
    651,354,717.27/898,876,453.44 = 353,996,974.83/x
  3. Step 3: Cross multiply
    651,354,717.27x = 898,876,453.44 × 353,996,974.83
  4. Step 4: Simplify right side
    651,354,717.27x = 318,199,545,263,679,360
  5. Step 5: Solve for x
    x = 318,199,545,263,679,360/651,354,717.27
  6. Step 6: Final answer
    x = 488,519,598.96

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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.