Home / 123,838,283.52-170,896,940.57-68,084,652.51

Finding the Fourth Proportional to 123,838,283.52, 170,896,940.57 and 68,084,652.51

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Solution

The fourth proportional to 123,838,283.52, 170,896,940.57 and 68,084,652.51 is: 93,956,880.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,838,283.52 : 170,896,940.57 = 68,084,652.51 : x
  2. Step 2: Convert to fraction form
    123,838,283.52/170,896,940.57 = 68,084,652.51/x
  3. Step 3: Cross multiply
    123,838,283.52x = 170,896,940.57 × 68,084,652.51
  4. Step 4: Simplify right side
    123,838,283.52x = 11,635,458,813,390,148
  5. Step 5: Solve for x
    x = 11,635,458,813,390,148/123,838,283.52
  6. Step 6: Final answer
    x = 93,956,880.56

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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.