Home / 468,054,751.89-645,604,542.54-301,002,210.72

Finding the Fourth Proportional to 468,054,751.89, 645,604,542.54 and 301,002,210.72

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Solution

The fourth proportional to 468,054,751.89, 645,604,542.54 and 301,002,210.72 is: 415,183,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,054,751.89 : 645,604,542.54 = 301,002,210.72 : x
  2. Step 2: Convert to fraction form
    468,054,751.89/645,604,542.54 = 301,002,210.72/x
  3. Step 3: Cross multiply
    468,054,751.89x = 645,604,542.54 × 301,002,210.72
  4. Step 4: Simplify right side
    468,054,751.89x = 194,328,394,555,414,304
  5. Step 5: Solve for x
    x = 194,328,394,555,414,304/468,054,751.89
  6. Step 6: Final answer
    x = 415,183,039.53

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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.