Home / 417,485,947.49-576,230,947.84-238,973,317.10

Finding the Fourth Proportional to 417,485,947.49, 576,230,947.84 and 238,973,317.10

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Solution

The fourth proportional to 417,485,947.49, 576,230,947.84 and 238,973,317.10 is: 329,840,613.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,485,947.49 : 576,230,947.84 = 238,973,317.10 : x
  2. Step 2: Convert to fraction form
    417,485,947.49/576,230,947.84 = 238,973,317.10/x
  3. Step 3: Cross multiply
    417,485,947.49x = 576,230,947.84 × 238,973,317.10
  4. Step 4: Simplify right side
    417,485,947.49x = 137,703,821,021,001,888
  5. Step 5: Solve for x
    x = 137,703,821,021,001,888/417,485,947.49
  6. Step 6: Final answer
    x = 329,840,613.44

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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.