Home / 117,099,620.52-161,597,041.04-64,888,614.80

Finding the Fourth Proportional to 117,099,620.52, 161,597,041.04 and 64,888,614.80

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Solution

The fourth proportional to 117,099,620.52, 161,597,041.04 and 64,888,614.80 is: 89,546,047.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,099,620.52 : 161,597,041.04 = 64,888,614.80 : x
  2. Step 2: Convert to fraction form
    117,099,620.52/161,597,041.04 = 64,888,614.80/x
  3. Step 3: Cross multiply
    117,099,620.52x = 161,597,041.04 × 64,888,614.80
  4. Step 4: Simplify right side
    117,099,620.52x = 10,485,808,148,864,350
  5. Step 5: Solve for x
    x = 10,485,808,148,864,350/117,099,620.52
  6. Step 6: Final answer
    x = 89,546,047.22

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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.