Home / 671,712,227.59-926,965,682.77-370,290,922.46

Finding the Fourth Proportional to 671,712,227.59, 926,965,682.77 and 370,290,922.46

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Solution

The fourth proportional to 671,712,227.59, 926,965,682.77 and 370,290,922.46 is: 511,003,021.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,712,227.59 : 926,965,682.77 = 370,290,922.46 : x
  2. Step 2: Convert to fraction form
    671,712,227.59/926,965,682.77 = 370,290,922.46/x
  3. Step 3: Cross multiply
    671,712,227.59x = 926,965,682.77 × 370,290,922.46
  4. Step 4: Simplify right side
    671,712,227.59x = 343,246,977,764,561,728
  5. Step 5: Solve for x
    x = 343,246,977,764,561,728/671,712,227.59
  6. Step 6: Final answer
    x = 511,003,021.33

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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.