Home / 320,988,924.39-481,331,603.30-124,344,436.67

Finding the Fourth Proportional to 320,988,924.39, 481,331,603.30 and 124,344,436.67

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Solution

The fourth proportional to 320,988,924.39, 481,331,603.30 and 124,344,436.67 is: 186,457,857.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,988,924.39 : 481,331,603.30 = 124,344,436.67 : x
  2. Step 2: Convert to fraction form
    320,988,924.39/481,331,603.30 = 124,344,436.67/x
  3. Step 3: Cross multiply
    320,988,924.39x = 481,331,603.30 × 124,344,436.67
  4. Step 4: Simplify right side
    320,988,924.39x = 59,850,907,060,778,040
  5. Step 5: Solve for x
    x = 59,850,907,060,778,040/320,988,924.39
  6. Step 6: Final answer
    x = 186,457,857.31

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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.