Home / 89,473,655.39-123,459,240.47-50,313,097.31

Finding the Fourth Proportional to 89,473,655.39, 123,459,240.47 and 50,313,097.31

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Solution

The fourth proportional to 89,473,655.39, 123,459,240.47 and 50,313,097.31 is: 69,423,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,473,655.39 : 123,459,240.47 = 50,313,097.31 : x
  2. Step 2: Convert to fraction form
    89,473,655.39/123,459,240.47 = 50,313,097.31/x
  3. Step 3: Cross multiply
    89,473,655.39x = 123,459,240.47 × 50,313,097.31
  4. Step 4: Simplify right side
    89,473,655.39x = 6,211,616,778,716,939
  5. Step 5: Solve for x
    x = 6,211,616,778,716,939/89,473,655.39
  6. Step 6: Final answer
    x = 69,423,974.60

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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.