Home / 123,982,483.74-171,097,396.65-68,234,322.84

Finding the Fourth Proportional to 123,982,483.74, 171,097,396.65 and 68,234,322.84

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Solution

The fourth proportional to 123,982,483.74, 171,097,396.65 and 68,234,322.84 is: 94,164,229.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,982,483.74 : 171,097,396.65 = 68,234,322.84 : x
  2. Step 2: Convert to fraction form
    123,982,483.74/171,097,396.65 = 68,234,322.84/x
  3. Step 3: Cross multiply
    123,982,483.74x = 171,097,396.65 × 68,234,322.84
  4. Step 4: Simplify right side
    123,982,483.74x = 11,674,715,000,099,636
  5. Step 5: Solve for x
    x = 11,674,715,000,099,636/123,982,483.74
  6. Step 6: Final answer
    x = 94,164,229.07

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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.