Home / 418,253,327.38-577,186,400.06-230,077,569.33

Finding the Fourth Proportional to 418,253,327.38, 577,186,400.06 and 230,077,569.33

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Solution

The fourth proportional to 418,253,327.38, 577,186,400.06 and 230,077,569.33 is: 317,505,289.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,253,327.38 : 577,186,400.06 = 230,077,569.33 : x
  2. Step 2: Convert to fraction form
    418,253,327.38/577,186,400.06 = 230,077,569.33/x
  3. Step 3: Cross multiply
    418,253,327.38x = 577,186,400.06 × 230,077,569.33
  4. Step 4: Simplify right side
    418,253,327.38x = 132,797,643,973,251,808
  5. Step 5: Solve for x
    x = 132,797,643,973,251,808/418,253,327.38
  6. Step 6: Final answer
    x = 317,505,289.93

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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.