Home / 232,576,578.45-320,941,216.85-128,148,805.89

Finding the Fourth Proportional to 232,576,578.45, 320,941,216.85 and 128,148,805.89

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Solution

The fourth proportional to 232,576,578.45, 320,941,216.85 and 128,148,805.89 is: 176,837,383.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,576,578.45 : 320,941,216.85 = 128,148,805.89 : x
  2. Step 2: Convert to fraction form
    232,576,578.45/320,941,216.85 = 128,148,805.89/x
  3. Step 3: Cross multiply
    232,576,578.45x = 320,941,216.85 × 128,148,805.89
  4. Step 4: Simplify right side
    232,576,578.45x = 41,128,233,699,570,304
  5. Step 5: Solve for x
    x = 41,128,233,699,570,304/232,576,578.45
  6. Step 6: Final answer
    x = 176,837,383.94

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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.