Home / 123,982,480.74-171,097,392.51-68,234,319.84

Finding the Fourth Proportional to 123,982,480.74, 171,097,392.51 and 68,234,319.84

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Solution

The fourth proportional to 123,982,480.74, 171,097,392.51 and 68,234,319.84 is: 94,164,224.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,982,480.74 : 171,097,392.51 = 68,234,319.84 : x
  2. Step 2: Convert to fraction form
    123,982,480.74/171,097,392.51 = 68,234,319.84/x
  3. Step 3: Cross multiply
    123,982,480.74x = 171,097,392.51 × 68,234,319.84
  4. Step 4: Simplify right side
    123,982,480.74x = 11,674,714,204,317,360
  5. Step 5: Solve for x
    x = 11,674,714,204,317,360/123,982,480.74
  6. Step 6: Final answer
    x = 94,164,224.93

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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.