Home / 68,386,386.75-102,620,450.77-62,823,052.91

Finding the Fourth Proportional to 68,386,386.75, 102,620,450.77 and 62,823,052.91

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Solution

The fourth proportional to 68,386,386.75, 102,620,450.77 and 62,823,052.91 is: 94,272,125.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,386,386.75 : 102,620,450.77 = 62,823,052.91 : x
  2. Step 2: Convert to fraction form
    68,386,386.75/102,620,450.77 = 62,823,052.91/x
  3. Step 3: Cross multiply
    68,386,386.75x = 102,620,450.77 × 62,823,052.91
  4. Step 4: Simplify right side
    68,386,386.75x = 6,446,930,008,471,254
  5. Step 5: Solve for x
    x = 6,446,930,008,471,254/68,386,386.75
  6. Step 6: Final answer
    x = 94,272,125.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.