Home / 89,473,648.64-123,459,231.15-50,313,090.56

Finding the Fourth Proportional to 89,473,648.64, 123,459,231.15 and 50,313,090.56

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Solution

The fourth proportional to 89,473,648.64, 123,459,231.15 and 50,313,090.56 is: 69,423,965.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,473,648.64 : 123,459,231.15 = 50,313,090.56 : x
  2. Step 2: Convert to fraction form
    89,473,648.64/123,459,231.15 = 50,313,090.56/x
  3. Step 3: Cross multiply
    89,473,648.64x = 123,459,231.15 × 50,313,090.56
  4. Step 4: Simplify right side
    89,473,648.64x = 6,211,615,476,700,627
  5. Step 5: Solve for x
    x = 6,211,615,476,700,627/89,473,648.64
  6. Step 6: Final answer
    x = 69,423,965.28

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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.