Home / 123,763,959.65-170,795,623.73-68,009,394.35

Finding the Fourth Proportional to 123,763,959.65, 170,795,623.73 and 68,009,394.35

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Solution

The fourth proportional to 123,763,959.65, 170,795,623.73 and 68,009,394.35 is: 93,853,711.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,763,959.65 : 170,795,623.73 = 68,009,394.35 : x
  2. Step 2: Convert to fraction form
    123,763,959.65/170,795,623.73 = 68,009,394.35/x
  3. Step 3: Cross multiply
    123,763,959.65x = 170,795,623.73 × 68,009,394.35
  4. Step 4: Simplify right side
    123,763,959.65x = 11,615,706,926,313,762
  5. Step 5: Solve for x
    x = 11,615,706,926,313,762/123,763,959.65
  6. Step 6: Final answer
    x = 93,853,711.21

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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.