Home / 89,335,133.69-123,282,977.87-50,176,920.56

Finding the Fourth Proportional to 89,335,133.69, 123,282,977.87 and 50,176,920.56

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Solution

The fourth proportional to 89,335,133.69, 123,282,977.87 and 50,176,920.56 is: 69,244,427.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,335,133.69 : 123,282,977.87 = 50,176,920.56 : x
  2. Step 2: Convert to fraction form
    89,335,133.69/123,282,977.87 = 50,176,920.56/x
  3. Step 3: Cross multiply
    89,335,133.69x = 123,282,977.87 × 50,176,920.56
  4. Step 4: Simplify right side
    89,335,133.69x = 6,185,960,186,492,256
  5. Step 5: Solve for x
    x = 6,185,960,186,492,256/89,335,133.69
  6. Step 6: Final answer
    x = 69,244,427.49

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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.