Home / 74,069,846.36-102,251,832.59-49,331,202.20

Finding the Fourth Proportional to 74,069,846.36, 102,251,832.59 and 49,331,202.20

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Solution

The fourth proportional to 74,069,846.36, 102,251,832.59 and 49,331,202.20 is: 68,100,665.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,069,846.36 : 102,251,832.59 = 49,331,202.20 : x
  2. Step 2: Convert to fraction form
    74,069,846.36/102,251,832.59 = 49,331,202.20/x
  3. Step 3: Cross multiply
    74,069,846.36x = 102,251,832.59 × 49,331,202.20
  4. Step 4: Simplify right side
    74,069,846.36x = 5,044,205,828,571,184
  5. Step 5: Solve for x
    x = 5,044,205,828,571,184/74,069,846.36
  6. Step 6: Final answer
    x = 68,100,665.47

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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.