Home / 123,901,848.72-170,984,693.28-68,896,524.24

Finding the Fourth Proportional to 123,901,848.72, 170,984,693.28 and 68,896,524.24

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Solution

The fourth proportional to 123,901,848.72, 170,984,693.28 and 68,896,524.24 is: 95,077,282.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,901,848.72 : 170,984,693.28 = 68,896,524.24 : x
  2. Step 2: Convert to fraction form
    123,901,848.72/170,984,693.28 = 68,896,524.24/x
  3. Step 3: Cross multiply
    123,901,848.72x = 170,984,693.28 × 68,896,524.24
  4. Step 4: Simplify right side
    123,901,848.72x = 11,780,251,065,234,484
  5. Step 5: Solve for x
    x = 11,780,251,065,234,484/123,901,848.72
  6. Step 6: Final answer
    x = 95,077,282.44

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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.