Home / 89,203,651.90-133,936,827.66-49,888,932.01

Finding the Fourth Proportional to 89,203,651.90, 133,936,827.66 and 49,888,932.01

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Solution

The fourth proportional to 89,203,651.90, 133,936,827.66 and 49,888,932.01 is: 74,906,858.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,203,651.90 : 133,936,827.66 = 49,888,932.01 : x
  2. Step 2: Convert to fraction form
    89,203,651.90/133,936,827.66 = 49,888,932.01/x
  3. Step 3: Cross multiply
    89,203,651.90x = 133,936,827.66 × 49,888,932.01
  4. Step 4: Simplify right side
    89,203,651.90x = 6,681,965,288,564,875
  5. Step 5: Solve for x
    x = 6,681,965,288,564,875/89,203,651.90
  6. Step 6: Final answer
    x = 74,906,858.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.