Home / 442,661,475.03-664,222,013.39-180,538,332.35

Finding the Fourth Proportional to 442,661,475.03, 664,222,013.39 and 180,538,332.35

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Solution

The fourth proportional to 442,661,475.03, 664,222,013.39 and 180,538,332.35 is: 270,901,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,661,475.03 : 664,222,013.39 = 180,538,332.35 : x
  2. Step 2: Convert to fraction form
    442,661,475.03/664,222,013.39 = 180,538,332.35/x
  3. Step 3: Cross multiply
    442,661,475.03x = 664,222,013.39 × 180,538,332.35
  4. Step 4: Simplify right side
    442,661,475.03x = 119,917,534,609,701,872
  5. Step 5: Solve for x
    x = 119,917,534,609,701,872/442,661,475.03
  6. Step 6: Final answer
    x = 270,901,222.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.