Home / 123,387,896.84-170,271,644.27-67,632,125.18

Finding the Fourth Proportional to 123,387,896.84, 170,271,644.27 and 67,632,125.18

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Solution

The fourth proportional to 123,387,896.84, 170,271,644.27 and 67,632,125.18 is: 93,330,330.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,387,896.84 : 170,271,644.27 = 67,632,125.18 : x
  2. Step 2: Convert to fraction form
    123,387,896.84/170,271,644.27 = 67,632,125.18/x
  3. Step 3: Cross multiply
    123,387,896.84x = 170,271,644.27 × 67,632,125.18
  4. Step 4: Simplify right side
    123,387,896.84x = 11,515,833,158,683,550
  5. Step 5: Solve for x
    x = 11,515,833,158,683,550/123,387,896.84
  6. Step 6: Final answer
    x = 93,330,330.24

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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.