Home / 123,763,955.93-170,795,618.66-68,009,390.77

Finding the Fourth Proportional to 123,763,955.93, 170,795,618.66 and 68,009,390.77

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Solution

The fourth proportional to 123,763,955.93, 170,795,618.66 and 68,009,390.77 is: 93,853,706.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,763,955.93 : 170,795,618.66 = 68,009,390.77 : x
  2. Step 2: Convert to fraction form
    123,763,955.93/170,795,618.66 = 68,009,390.77/x
  3. Step 3: Cross multiply
    123,763,955.93x = 170,795,618.66 × 68,009,390.77
  4. Step 4: Simplify right side
    123,763,955.93x = 11,615,705,970,057,818
  5. Step 5: Solve for x
    x = 11,615,705,970,057,818/123,763,955.93
  6. Step 6: Final answer
    x = 93,853,706.30

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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.