Home / 123,705,765.09-170,703,792.02-67,948,303.97

Finding the Fourth Proportional to 123,705,765.09, 170,703,792.02 and 67,948,303.97

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Solution

The fourth proportional to 123,705,765.09, 170,703,792.02 and 67,948,303.97 is: 93,763,076.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,705,765.09 : 170,703,792.02 = 67,948,303.97 : x
  2. Step 2: Convert to fraction form
    123,705,765.09/170,703,792.02 = 67,948,303.97/x
  3. Step 3: Cross multiply
    123,705,765.09x = 170,703,792.02 × 67,948,303.97
  4. Step 4: Simplify right side
    123,705,765.09x = 11,599,033,147,813,360
  5. Step 5: Solve for x
    x = 11,599,033,147,813,360/123,705,765.09
  6. Step 6: Final answer
    x = 93,763,076.76

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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.