Home / 589,905,436.22-814,071,145.51-321,983,687.91

Finding the Fourth Proportional to 589,905,436.22, 814,071,145.51 and 321,983,687.91

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Solution

The fourth proportional to 589,905,436.22, 814,071,145.51 and 321,983,687.91 is: 444,338,386.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,905,436.22 : 814,071,145.51 = 321,983,687.91 : x
  2. Step 2: Convert to fraction form
    589,905,436.22/814,071,145.51 = 321,983,687.91/x
  3. Step 3: Cross multiply
    589,905,436.22x = 814,071,145.51 × 321,983,687.91
  4. Step 4: Simplify right side
    589,905,436.22x = 262,117,629,652,428,064
  5. Step 5: Solve for x
    x = 262,117,629,652,428,064/589,905,436.22
  6. Step 6: Final answer
    x = 444,338,386.39

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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.