Home / 124,462,262.54-171,753,419.90-68,706,485.41

Finding the Fourth Proportional to 124,462,262.54, 171,753,419.90 and 68,706,485.41

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Solution

The fourth proportional to 124,462,262.54, 171,753,419.90 and 68,706,485.41 is: 94,812,464.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,462,262.54 : 171,753,419.90 = 68,706,485.41 : x
  2. Step 2: Convert to fraction form
    124,462,262.54/171,753,419.90 = 68,706,485.41/x
  3. Step 3: Cross multiply
    124,462,262.54x = 171,753,419.90 × 68,706,485.41
  4. Step 4: Simplify right side
    124,462,262.54x = 11,800,573,838,476,954
  5. Step 5: Solve for x
    x = 11,800,573,838,476,954/124,462,262.54
  6. Step 6: Final answer
    x = 94,812,464.42

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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.