Home / 86,720,300.37-119,662,983.09-49,552,984.44

Finding the Fourth Proportional to 86,720,300.37, 119,662,983.09 and 49,552,984.44

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Solution

The fourth proportional to 86,720,300.37, 119,662,983.09 and 49,552,984.44 is: 68,376,815.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,720,300.37 : 119,662,983.09 = 49,552,984.44 : x
  2. Step 2: Convert to fraction form
    86,720,300.37/119,662,983.09 = 49,552,984.44/x
  3. Step 3: Cross multiply
    86,720,300.37x = 119,662,983.09 × 49,552,984.44
  4. Step 4: Simplify right side
    86,720,300.37x = 5,929,657,939,102,753
  5. Step 5: Solve for x
    x = 5,929,657,939,102,753/86,720,300.37
  6. Step 6: Final answer
    x = 68,376,815.05

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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.